Materials Engineer Reviewer

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MATERIALS

ENGINEER

ACCREDITATION

EXAMINATION

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SCHEDULE OF

MINIMUM TEST

REQUIREMENTS

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Schedule of Minimum Testing Requirements Governing Items of Work of the DPWH Specifications for Highways, Bridges and Airports (2004 Edition)

PART C - EARTHWORKS

ITEM 100 – CLEARING AND GRUBBING

* This item shall consist of clearing, grubbing, removing and disposing all vegetation and debris as designated in the contract.

Tests: None

ITEM 101 – REMOVAL OF STRUCTURES AND OBSTRUCTIONS

*This item shall consist of the removal wholly or in part, and satisfactory disposal of all buildings, fences, structures, old pavements abandoned pipelines, and any other obstruction which are not designated or permitted to remain.

Tests: None ITEM 102 – EXCAVATION

* This item shall consist of roadway, drainage and borrow excavation and the disposal of materials.

Tests: Same as for Items 103, 104 and 105, whichever is applicable ITEM 103 – STRUCTURE EXCAVATION

* This item shall consist of the necessary excavation for foundation of bridges, culverts, under-drains, and other structures not otherwise provided in the specifications.

If the excavated materials are washed, the volume involved shall be reported so that quality control requirements may be adjusted accordingly (submit Project Engineer Certificate of Waste).

If the excavated materials are incorporated into the work: Tests:

For every 1,500 m3 or fraction thereof: 1 – G, Grading Test

1 – P, Plasticity Test (LL, PL, PI) 1 – C, Laboratory Compaction Test For every 150 mm in uncompacteddepth: 1 – D, Field Density

ITEM 104 – EMBANKMENT

* This item shall consist of the construction of embankment.

Tests:

For every 1,500m3 or fraction thereof: 1 – G, Grading Test

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1 – P, Plasticity Test (LL, PL, PI) 1 – C, Laboratory Compaction Test

For each 500m2 of each layer of compacted fill or fraction thereof: At least one group of three in – situ density test. The layer shall be placed not exceeding200 mm in loose measurement or based on the result of compacted trials.

ITEM 105 – SUBGRADE PREPARATION

* This item shall consist of the preparation of the sub-grade for the support of overlying structural layers.

Tests: Same as for Item 104

ITEM 106 – COMPACTION EQUIPMENT AND DENSITY CONTROL STRIPS

* This item shall be used in determining the density requirements of selected embankments, sub-grade, bases and bituminous concrete.

Tests: Same as for Items104, 105, 200, 201, 202, 203, 204, 205, 206 and 300

ITEM 107 – OVERHAUL

* This item shall consist of authorized hauling in excess of free-haul distance.

Tests: None

PART D – SUB - BASE AND BASE COURSE

ITEM 200 – AGGREGATE SUBBASE COURSE

* This item shall consist of furnishing, placing and compaction of aggregate sub-base course on a prepared sub-grade.

Tests:

For every 300 m3 or fraction thereof: 1 – G, Grading Test

1 – P, Plasticity Test (LL, PL, PI) For every 1,500 m3 or fraction thereof: 1 – C, Laboratory Compaction Test

1 – Q, Quality Test (Grading, Plasticity and Abrasion) For every 2,500m3 or fraction thereof:

1 – CBR, California Bearing Test

For every layer of 150 mm of compacted depth based on the result of compaction test trials:

At least one group of three in – situ density tests for each 500 m2 or fraction thereof

ITEM 201 – AGGREGATE BASE COURSE

* This item shall consist of furnishing, placing, and compaction of aggregate base course on a prepared sub-grade.

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Tests:

1 – CBR, California Bearing Test

ITEM 202 – CRUSHED AGGREGATE BASE COURSE

* This item shall consist of furnishing, placing, and compacting crushed gravel, crushed stone or crush rock on a prepared sub-grade.

Tests:

Same as for Item 201

For every 1,500m3 or fraction thereof: 1 – F, Fractured face

ITEM 203 – LIME STABILIZED ROAD MIX BASE COURSE

* This item shall consist of a foundation for surface course composed of soil aggregate, lime and water in proper proportions.

Amount of lime to be added:

3 – 12 mass percent of dry soil aggregates test Tests:

A. SOIL AGGREGATE

1 – P, Plasticity Test (LL, PL, PI) For every1,500 m3 or fraction thereof:

1 – Q, Quality Test (Grading, Plasticity and Abrasion) B. MIX

For every 300 m3 or fraction thereof: 1 – C, Laboratory Compaction Test 1 – UC, Unconfined Compaction Test C. COMPACTED BASE COURSE

For every layer of 150 mm compacted depth:

1 – D, Field Density Test for every 150 m or fraction thereof 1 – T, Thickness determination for every 150 m or fraction

thereof

D. HYDRATED LIME

For every 100T or fraction thereof: 1 – Q, Quality Test

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ITEM 204 – PORTLAND CEMENT STABILIZED ROAD MIX BASE COURSE

* This item shall consist of a foundation for surface course, composed of soil aggregate, Portland cement and water in proper proportions.

Amount of cement to be added: 6 to 10 mass of dry soil aggregate Tests:

A. SOIL AGGREGATE Same as for Item 203 B. CEMENT

1 – Q, Quality Test for every 2,000 bags or fraction thereof C. WATER

1 – Q, Quality Test/Project Engineer’s Certificate D. MIX

For every 300 m3 or fraction thereof: 1 – C, Laboratory Compaction Test 1 – UC, Unconfined Compaction Test 1 – CBR, California Bearing Ratio E. COMPACTED BASE COURSE

1 – D, Field Density Test for every 150 m or fraction thereof 1 – T, Thickness Determination for every 150 m or fraction

thereof

ITEM 205 – ASPHALT STABILIZED ROAD MIX BASE COURSE

* This item shall consist of a foundation for surface course, composed of soil aggregate and asphaltic material in proper proportions.

Amount of asphalt to be added: 4 – 7 mass of dry soil aggregate Tests:

A. SOIL AGGREGATE Same as for Item 203 B. EMULSIFIED ASPHALT

1 – Q, Quality Test for every 40T of 200 drums or fraction thereof

C. MIX

C. COMPACTED BASE COURSE Same as for Item 203

ITEM 206 – PORTLAND CEMENT STABILIZED TREATED PLANT MIX BASE COURSE

* This item shall consist of a foundation for surface course composed of aggregate Portland cement and water in proper proportion.

Amount of cement to be added: 6 to 10 mass of dry soil aggregate Tests:

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A. SOIL AGGREGATE Same as for Item 203 B. PORTLAND CEMENT

For every 2,000 bags or fraction thereof: 1 – Q, Quality Test

C. MIX

Same as for Item 204 D. WATER

1 – Q, Quality Test/Project Engineer’s Certificate E. COMPACTED BASE COURSE

1 – D, Field Density Test for every 150 m or fraction thereof 1 – T, Thickness Determination for every 150 m or fraction

thereof

ITEM 207 – AGGREGATE STOCKPILE

* This item shall furnishing and placing aggregate in stockpiles at locations.

Tests:

Same as the specified Item No. of the Specification

PART E – SURFACE COURSES

ITEM 300 – AGGREGATE SURFACE COURSE

* This item shall consist of wearing of top course composed of gravel or crushed aggregate and other binder material.

Tests:

1 – Q, Quality Test (Grading, Plasticity and Abrasion)

For crushed gravel or crushed stone 1,500 m3 or fraction thereof: 1 – F, Fractured face

ITEM 301 – BITUMINOUS PRIME COAT

* This item shall consist of preparing and treating an aggregate base course.

Quantity:

1 to 2 L/m2

Test: 1 – Q, Quality Test for every 40T or 200 drums ITEM 302 – BITUMINOUS TACKCOAT

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*This item shall consist of preparing and treating an existing bituminous or cement concrete with bituminous material.

Quantity:

0.2 to 0.7 L/m2 Test:

1 – Q, Quality Test for every 40T or 200 drums

ITEM 303 – BITUMINOUS SEAL COAT

* This item shall consist of an application of bituminous material with or w/o an application of aggregate on an existing bituminous surface course.

A. BITUMINOUS MATERIALS Quantity:

0.2 to 1.5 L/m2 Test:

1 – Q, Quality Test for every 40T or 200 drums B. COVER AGGREGATES

Quantity:

5 to 14 kg/m2 Test:

For every 75 m3/200 kg or fraction thereof: 1 – G, Grading Test

ITEM 304 – BITUMINOUS SURFACE TREATMENT

* This item shall consist of either a single application of bituminous materials followed by a single spreading of aggregate (single surface treatment) or two applications bituminous material each followed.

A. AGGREGATES Quantity:

13.6 to 38 kg/m2 if using cut – back asphalt or asphalt cement 13.6 to 19.04 kg/m2 if using emulsified asphalt

Tests:

For every 75 m3/200 kg or fraction thereof: 1 – G, Grading Test

1 – P, Plasticity Test (LL, PI)

For every 1,500 m3 or fraction thereof:

1 – F, Fractured Face B. BITUMINOUS MATERIALS Quantity:

1.58 to 2.04 L/m2 if using cut – back asphalt or asphalt cement 1.58 to 2.04 L/m2 if using emulsified asphalt

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* This item shall consist of furnishing and placing one or more aggregate and one or more application of bituminous material followed by a seal coat a with cover aggregate constructed on a prepared base.

A. AGGREGATES Quantity:

Using Asphalt Cement or Rapid Curing Emulsified Asphalt Course (crushed) 80 kg/m2

Key (crushed) 24 kg/m2 Cover (crushed or screened) 8 kg/m2 B. BITUMINOUS MATERIALS

Quantity:

7.2 to 11 L/m2 Test:

ITEM 306 – BITUMINOUS ROAD MIX SURFACE COURSE

* This item shall consist of constructing a bituminous road mix surface course on a prepared base.

A. AGGREGATES Tests:

Same as for Item 304 B. BITUMINOUS MATERIALS

Quantity:

Using cut – back asphalt – 4.5 to 7 mass % of total dry aggregate Using emulsified asphalt – 6 to 10 mass % of total dry aggregate Tests:

Same as for Item 301 C. MIX

Tests:

For every 75 m3/130T or fraction thereof: 1 – G, Grading Test

1 – Ext, Stability Test

1 – C, Laboratory Compaction Test D. HYDRATED LIME

Tests:

E. COMPACTED PAVEMENT Tests:

For each full day’s operation:

D & T (Density & Thickness Test), at least one (1) but not more than three (3) samples shall be taken

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* This item includes general requirements that are applicable to all type of bituminous surface courses irrespective of gradation of aggregate or kind and amount of bituminous material.

A. AGGREGATE Tests:

For every 75 m3/200T or fraction thereof: 1 – G & P, Grading & Plasticity Tests

For every 1,500m3 or fraction thereof:

1 – Q, Quality Test (Grading, Plasticity and Abrasion, Stripping and Bulk specific gravity)

1 – F, Fractured face B. BITUMINOUS MATERIALS

Quantity:

5 to 8 mass percent of total dry aggregates Tests:

1 – Q, Quality Test for each 40T or 200 drums or fraction thereof C. MIX

Tests:

For every 75 m3/130T or fraction thereof: 1 – G. Grading Test

1 – Ext, Stability Test

1 – C, Laboratory Compaction Test D. HYDRATED LIME

Tests:

E. MINERAL FILLER Tests:

For every 75 m3 or fraction thereof:

1 – G & P, Grading & Plasticity Tests (LL, PL, PI) F. COMPACTED PAVEMENT

Tests:

For each full day’s operation:

D & T (Density & Thickness Test), at least one (1) but not more than three (3) samples shall be taken

ITEM 308 – BITUMINOUS PLANT – MIX SURFACE COURSE – COLD LAID

* This item shall consist of constructing Bituminous Surface Course (Asphalt Cold Mix) prepared in central mixing plant, laid cold on a prepared base.

A.AGGREGATE Tests:

Same as for Item 307 B. BITUMINOUS MATERIALS Quantity:

Using cut – back asphalt -- 4.5 to 7 mass % of total dry aggregate Using emulsified asphalt – 6 to 10 mass % of total dry aggregate Tests:

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C. MIX Tests:

Same as for Item 307 D. HYDRATED LIME

Tests:

Same as for Item 307 E. MINERAL FILLER

Tests:

For every 75 m3 or fraction thereof:

1 – G & P, Grading & Plasticity Tests (LL, PL, PI) F. COMPACTED PAVEMENT

Tests:

ITEM 309 – BITUMINOUS PLANT – MIX (STOCKPILE MAINTENANCE MIXTURE)

* This item shall consist of a bituminous stockpile maintenance mixture composed of aggregate, mineral filler, hydrated lime and bituminous material mixed in a central plant.

A. AGGREGATE Tests:

4 to 10 mass percent of total mix Tests:

1 – Q, Quality Test for each 40T or 200 drums fraction thereof C. MIX

Tests:

Same as for Item 307 F. COMPACTED PAVEMENT Tests:

ITEM 310 – BITUMINOUS CONCRETE SURFACE COURSE – HOT LAID

* This item shall consist of constructing a bituminous concrete surface course composed of aggregate, mineral filler and bituminous material mixed in a central plant, constructed and laid hot on prepared base.

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Tests:

5 to 8 mass percent of total mix Tests:

1 – Q, Quality Test for each 40T or 200 drums fraction thereof C. MIX

Tests:

Same as for Item 307 F. COMPACTED PAVEMENT Tests:

ITEM 311 – PORTLAND CEMENT CONCRETE PAVEMENT

* This item shall consist of pavement of Portland cement concrete, with or without reinforcement, constructed on the prepared base.

A. CEMENT Quantity:

9.0 bags/m3(40 kg/bag) Test:

B. FINE AGGREGATE Quantity:

0.50 m2/m3 concrete if using rounded course aggregate 0.54 m2/m3 concrete if using angular or crushed coarse aggregate

Tests:

a.) For a source not yet tested or failed in previous quality test: 1 – Q, Quality Test (Grading, Elutriation – wash, Bulk Specific Gravity, Absorption, Mortar Strength, Soundness, Organic Impurities, Unit Weight, % clay lumps and % shale)

b.) For a source previously tested and passed quality test:

1 – Q, Quality Test (Grading, Elutriation – wash, Bulk Specific Gravity, Absorption, Mortar Strength)

C. COURSE AGGREGATE Quantity:

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0.77 m2/m3 concrete if using rounded coarse aggregate 0.68 m2/m3 concrete if using angular or crushed coarse aggregate

Tests:

a.) For a source not yet tested or failed in previous quality test: 1 – Q, Quality Test (Grading, Bulk Specific Gravity, Absorption, Abrasion, Soundness and Unit Weight)

1 – Q, Quality Test (Grading, Bulk Specific Gravity, Absorption and Abrasion)

D. WATER Test:

1 – Certificate from Project Engineer or 1 – Q, Quality Test if source is questionable

E. JOINT FILLER

1. Poured joint filler Test:

1 – Q, Quality Test on each type of ingredient for each shipment

2. Pre – molded joint filler Test:

1 – Q, Quality Test on each thickness of filler for each shipment

F. SPECIAL CURING AGENTS Test:

1 – Q, Quality Test for each shipment G. STEEL BARS

Test:

For every 10,000 kg or fraction thereof for each size:

1 – Q, Quality Test (Bending, Tension and Quality Analysis) H. CONCRETE

Test:

Flexural Strength Test on concrete beam samples:

1 – Set consisting of 3 beam samples shall represent a 330 m2 of pavement, 230 mm depth or fraction thereof placed each day Volume of concrete not more than 75 m3

I. COMPLETED PAVEMENT Test:

Thickness determination by concrete core drilling on a lot basis Five (5) holes per km per lane or five (5) holes per 500 m when two (2) lanes are poured concurrently

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ITEM 400 - PILING

* This item shall consist of piling, furnished, driven or placed, cut and spliced.

A. TIMBER PILES Test:

1 – Inspection Report for each size and shipment of timber B. CONCRETE PILES

a.) Concrete

Test: Same as for Item 405 b.) Reinforcing Steel

Test: Same as for Item 404 C. STRUCTURAL PILES

Tests:

1 – IR, inspection Report

1 – Q, Quality Test or Mill Test Certificate ITEM 401 – RAILINGS

* This item shall consist of furnishing, fabricating or placing, for bridges and other structures of the material of combination of materials.

A. CONCRETE Test:

Same as for Item 405, Class C B. REINFORCING STEEL

Test:

Same as for Item 404 ITEM 402 – TIMBER STRUCTURES

* This item shall consist of construction of timber structures to the dimensions, lines and grades as shown on the plans.

Tests:

1 – Q, Quality Test or Manufacturer’s Certificate for each type of material used

1 – IR, Inspection Report for each type and shipment of timber ITEM 403 – METAL STRUCTURES

* This work shall consist of steel structures portions of composite structures, constructed in reasonably close conformity with the lines, grades and dimension.

Tests:

1 – Q, Quality Test or Manufacturer’s Certificate for each type of material used

1 – IR, Inspection Report for each type and shipment of metal ITEM 404 – REINFORCING STEEL

* This item shall consist of furnishing, bending, fabricating and placing of steel reinforcement of the type, size, shape and grade required.

A. BAR REINFORCEMENT FOR CONCRETE Test:

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1 – Q, Quality Test (Bending, Tension and Quality Analysis) B. WIRE AND WIRE MESH

Test:

1 – Q, Quality Test

ITEM 405 – STRUCTURAL CONCRETE

* This item shall consist of furnishing, bending, and placing and finishing concrete in all structures except pavements.

A. CEMENT

Quantity: (40 kg/bag)

Class A 9 bags/m3 of concrete – 3,000 psi/20.7 MPa Class B 8 bags/m3 of concrete – 2,400 psi/16.4 MPa Class C 9.5 bags/m3 of concrete – 3,000 psi/20.7 MPa Class P 11 bags/m3 of concrete – 5,000 psi/20.7 MPa Class Seal 9.5 bags/m3 of concrete – 3,000 psi/20.7 MPa Test:

For every 2,000 bags or fraction thereof: 1 –Q, Quality Test B. FINE AGGREGATES Quantity: ROUNDED ANGULAR/CRUSHED Class A 0.50 0.54 m2/m3 of concrete Class B 0.45 0.52 m2/m3 of concrete Class C 0.53 0.59 m2/m3 of concrete Class P 0.44 0.47 m2/m3 of concrete Test:

a.) For a source not yet tested or failed in previous quality test: 1 – Q, Quality Test (Grading, Elutriation – wash, Bulk Specific Gravity, Absorption, Mortar Strength, Soundness, Organic Impurities, Unit Weight, % clay lumps and % shale)

1 – Q, Quality Test (Grading, Elutriation – wash, Bulk Specific Gravity, Absorption, Mortar Strength)

For every 75 m3 or fraction thereof: 1 – G, Grading Test C. COARSE AGGREGATES Quantity: ROUNDED ANGULAR/CRUSHED Class A 0.77 0.68 m2/m3 of concrete Class B 0.82 0.73 m2/m3 of concrete

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Class C 0.70 0.66 m2/m3 of concrete Class P 0.56 0.65 m2/m3 of concrete Test:

a.) For a source not yet tested or failed in previous quality test: 1 – Q, Quality Test (Grading, Bulk Specific Gravity, Absorption, Abrasion, Soundness and Unit Weight)

1 – Q, Quality Test (Grading, Bulk Specific Gravity, Absorption and Abrasion)

D. WATER Tests:

E. PRE – MOLDED FILLER FOR EXPANSION JOINTS Test:

1 – Q, Quality Test on each thickness of filler for each shipment F. STEEL REINFORCEMENT

Test:

For every 10,000 kg or fraction thereof for each size:

1 – Q, Quality Test (Bending, Tension and Quality Analysis) G. CONCRETE

Tests:

Compressive Strength Test on concrete cylinder samples, one (1) set consisting three (3) concrete cylinder samples shall be taken from each day’s pouring and to represent not more than 75 m3

of concrete or fraction thereof

ITEM 406 – PRE – STRESSED CONCRETE STRUCTURES

* This item shall consist of pre-stressed concrete structures and the pre-stressed concrete portions of composite structures.

A. CONCRETE Tests:

Same as for Item 405, Class P B. STEEL REINFORCEMENT

Test:

Same as for Item 404 C. WIRE STRAND

Test:

1 – Q, Quality Test for every 20T or fraction thereof ITEM 407 – CONCRETE STRUCTURES

*This item shall consist of the general description of the materials, equipment, workmanship and construction requirements of concrete structures and the concrete portions of composite structures.

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Tests:

Same as for Items 403, 404 and 411

Elastometric Bearing Pads will be tested to determine its quality

ITEM 408 – STEEL BRIDGES

* This item shall consist of construction of steel structure conforming to the lines, grades, dimension and designs.

Tests:

Same as for Item 403 and 411 Painting:

1 – Q, One 20 – L can for every 100 cans or fraction thereof 1 – Q, One 4 – L can for every 100 cans or fraction thereof ITEM 409 – WELDED STRUCTURAL STEEL

* This work shall consist of the joining of structural steel members with welds of the type.

Test:

Same as for 403 and Inspection Report ITEM 410 – TREATED AND UNTREATED TIMBER

* This item shall consist of structural timber of the specie size called on the plans either treated or untreated as called for in the proposal.

Test:

1 – IR, Inspection report

1 – Q, Quality Test for preservatives ITEM 411 – PAINT

* This item shall consist of furnishing and applying all paint materials including vehicles, pigments, pastes, dryers, thinners, and mixed paints for steel and wooden structures.

Test:

1 – Q, One 20 – L can for every 100 cans or fraction thereof 1 – Q, One 4 – L can for every 100 cans or fraction thereof ITEM 412 – ELASTOMETRIC BEARING PADS

*This item shall consist of the requirement for elastomeric bearing pads whose main function is to transfer loads or accommodate relative movement between a bridge superstructure and its supporting structures

ITEM 413 – PRE – MOLDED JOINT FILLER FOR CONCRETE PAVING AND STRUCTURAL CONCRETE

* Preformed sponge rubber and rock expansion joint filler for concrete paving and

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PART G – DRAINAGE AND SLOPE PROTECTION STRUCTURES

ITEM 500 – PIPE CULVERTS AND STORMDRAINS

* This item shall consist of the construction or reconstruction of pipe culverts and storm

drains.

A. PIPES Test:

1 – Q, Quality Test for one (1) pipe for every 50 pieces (Strength, Absorption and Dimension)

Alternative Requirements:

1. Compressive Strength for one (1) set consisting of three (3) concrete cylinder samples for not more than twenty – five (25) pipe cast in the field

2. Inspection Report for each size for not more than twenty – five (25) pipes cast in the field

B. MORTAR AND JOINT FILLER Cement, fine aggregates and water: Test:

Same as for Item 405 ITEM 501 – UNDERDRAINS

* This item shall consist of constructing under drains, using pipe and granular filter materials, under drain pipe outlets, and blind drain using granular materials.

A. CONCRETE PIPE (NON – REINFORCED) Test:

Quality Test for 0.5% of the number of pipes for each size but not less than two (2) for Strength, Absorption and Dimension

Alternative requirements:

1. Compressive Strength for one (1) set consisting of three (3) concrete cylinder samples for not more than twenty – five (25) pipe cast in the field

2. Inspection Report for each size for not more than twenty – five (25) pipes cast in the field

B. CLAY PIPE Test:

Quality Test for one (1) pipe for every 200 pieces of each size, with a minimum number of two (2) specimens for Strength, Absorption and Dimension

ITEM 502 – MANHOLES, INLETS AND CATCHBASINS

* This item shall consist of the construction, reconstruction or adjustment of manholes, inlets, and catch basins.

A. CONCRETE Test:

Same as for Item 405, Class A B. LIDS, CAST IRON FRAMES AND GRATING

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Test:

Inspection Report

ITEM 503 – DRAINAGE STEEL GRATING WITH FRAME

* The steel frame clear openings of drainage grates shall be 15 mm larger than nominal sizes of industry standard sized pits.

ITEM 504 – CLEANING AND RECONDITIONING OF EXISTING DRAINAGE STRUCTURES

* This item shall consist of cleaning and reconditioning existing pipes and appurtenant structures.

Test:

Inspection Report

ITEM 505 – RIPRAP AND GROUTED RIPRAP

* This item shall consist of the furnishing and placing riprap with or without grout as the case maybe, with or without filter backing.

Test:

(Cement – Aggregate ratio = 1:3) ITEM 506 – STONE MASONRY

* This item shall consist of stone masonry of minor structures, in headwalls for culverts, in retaining walls at the toes of slopes.

A. CEMENT Quantity:

2 bags/m3 of concrete Test:

(Cement – Aggregate ratio = 1:2) B. FINE AGGREGATE

Quantity:

0.17m2/m3 of concrete Test:

For every 1,500 m3 or fraction thereof: 1 – Q, Quality Test (same as for Item 405) For every 75 m3 or fraction thereof:

1 – G, Grading Test C. STONE Test: Inspection Report D. WATER Test:

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ITEM 507 – RUBBLE CONCRETE

* This item shall consist of construction of rubble concrete.

ITEM 508 – HAND – LAID ROCK EMBANKMENT

* This item shall consist of hand-laid rock embankment.

Test:

Inspection Report

ITEM 509 – SHEET PILES

* This item shall consist of furnishing, driving cutting off of sheet pile.

A. TIMBER SHEET PILES Test:

Inspection Report B. CONCRETE SHEET PILES Test:

Same as for Item 400 C. STEEL SHEET PILES

Test:

ITEM 510 – CONCRETE SLOPE PROTECTION

* This item shall consist of furnishing and placing of concrete slope protection including all necessary excavation, a bed course and reinforced concrete to the required thickness and extent to protect slope against erosion.

A. BED COURSE Test:

Same as for Item 200 B. STEEL REINFORCEMENT Test:

Same as for Item 404 C. CONCRETE

Test:

Same as for Item 405 ITEM 511 – GABIONS

* This item shall consist of furnishing, forming wire mesh baskets, and placing rocks installed at the location designated.

Test:

1 – Q, Quality Test for each shipment

PART H – MISCELLANEOUS STRUCTURES ITEM 600 – CURB AND GUTTER

* This item shall construction of curb and gutter either pre-cast of cast - in place made of concrete.

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A. CONCRETE Quantity:

0.078 m3/m (curb only)

0.092 m3/m (curb and gutter, Type A) 0.145 m3/m (curb and gutter, Type B) 0.074 m3/m (curb and gutter, Type C) Test:

Same as for Item 405 B. JOINT FILLER

Test:

Same as for Item 311 ITEM 601 – SIDEWALK

* This item shall consist of construction of asphalt of Portland cement concrete sidewalk.

A. CONCRETE Test:

Same as for Item 405, Class A B. PRE – MOLDED EXPANSION JOINT FILLER Test:

ITEM 602 – MONUMENTS, MARKERS AND GUIDE POSTS

* This item shall consist of right-of-way monuments, maintenance marker posts, kilometer posts and/ or guideposts.

A. CONCRETE Test:

Same as for Item 405, Class A B. REINFORCING STEEL

Test:

Same as for Item 404 C. TIMBER

Test:

Same as for Item 410 D. PAINT

Test:

Same as for Item 411 ITEM 603 – GUARDRAIL

* This item shall consist of furnishing and constructing posts and guardrails.

A. STEEL POSTS Test:

Same as for Item 403 B. TIMBER POSTS

Test:

Same as for Item 410 C. CONCRETE

Test:

Same as for Item 405 D. REINFORCING STEEL

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Test:

Same as for Item 404 E. RAIL

Test:

Inspection Report F. PAINT

Test:

ITEM 604 – FENCING

* This item shall consist of furnishing and constructing of post and barb wire or chain link fences.

A. BARB WIRE, CHAIN LINK FABRIC Test:

1 – Q, Quality Test B. CONCRETE POSTS

Test:

Same as for Item 405 C. STEEL REINFORCEMENT Test:

Same as for Item 404 ITEM 605 – ROAD SIGN

* This item shall consist of furnishing and installing road signs.

Test:

Inspection Report ITEM 606 – PAVEMENT MARKINGS

* This item shall consist of placing markings of the finished pavement.

Test:

ITEM 607 – REFLECTIVE PAVEMENT STUDS

* This item shall consist of furnishing and installing reflective pavement studs on the surface of the pavement.

Test:

Inspection Report ITEM 608 – TOPSOIL

* This consists of topsoil furnished, transported and spread, or topsoil removed from designated areas, haul and spread.

Test:

Inspection Report ITEM 609 – SPRIGGING

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Test:

Inspection Report ITEM 610 – SODDING

* This item shall consist of furnishing and laying of live sod on the shoulders, slopes, ditches, or other locations as designated, construction of sod ditch checks or similar appurtenances.

Test:

Inspection Report

ITEM 611 – TREE PLANTING

* This item shall consist of furnishing and planting deciduous shade, flowering trees evergreen trees less than 150 mm diameter on the areas.

Test:

Inspection Report

ITEM 612 – REFLECTIVE THERMOPLASTIC STRIPPING

* This item shall be applied to the road surface in a molten state by mechanical means

with surface application glass beads at a rate not less than 350g/L.

PART I – MATERIALS DETAILS

ITEM 700 – HYDRATED CEMENT Test:

ITEM 701 – CONSTRUCTION LIME (HYDRATED) Test:

1 – Q, Quality Test for every 100T or fraction thereof ITEM 702 – BITUMINOUS MATERIALS

Test:

Same as for Items 301, 302, 303, 306, 307, 308, 309 and 310 ITEM 703 – AGGREGATES

Test:

Same as for item of work in the Bill of Quantities ITEM 703A – MINERAL FILLER

* This item shall consist of finely divided material mineral matter such as rock dust, slug dust, hydrated lime, hydraulic cement, fly ash or other suitable mineral matter.

Test:

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ITEM 704 – MASONRY UNITS Test:

1 – Q, Quality Test for every 10,000 units or fraction thereof ITEM 705 – JOINT MATERIALS

Test:

Same as for Items 311 and 500

ITEM 706 – CONCRETE, CLAY, PLASTIC AND FIBER PIPES A. CONCRETE

Test:

Same as for Item 500 B. CLAY AND OTHER TYPE OF PIPES Test:

Refer to applicable requirements of AASHTO Test and Specs ITEM 707 – METAL PIPE

Test:

ITEM 708 – CONCRETE CURING MATERIALS AND ADMIXTURE

* This item specifies the classification, sampling, testing, packing and marking of concrete admixtures.

Test:

1 – Q, Quality Test for each shipment ITEM 709 – PAINTS

Test:

ITEM 710 – REINFORCING STEEL AND WIRE ROPE A. REINFORCING STEEL

Test:

Same as for Item 404 B.WIRE ROPE

Test:

Same as for Item 406 ITEM 711 – FENCE AND GUARDRAIL

A. FENCE Test:

Same as for Item 604 B. GUARDRAIL

Test:

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ITEM 712 – STRUCTURAL METAL Test:

Same as for Items 403 and 406 ITEM 713 – TREATED AND UNTREATED TIMBER

Test:

ITEM 714 – WATER Test:

Certificate from Project Engineer or 1 – Q, Quality Test, if source is questionable

ITEM 715 – GEOTEXTILES

* This item covers geotextiles fabric for use in subsurface drainage, hydraulic filter,

erosion control, sediment control, pavement superstructures as a water proofing and stress relieving membrane, and as permeable separator to prevent mixing of dissimilar materials.

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MINIMUM REQUIREMENTS FOR SUBMISSION OF SAMPLES

MATERIALS MNIMUM TESTING

REQUIREMENTS

MINIMUM

QUANTITY/VOLUME OF MATERIALS FOR EACH

SAMPLE SUBMITTED

1. Cement 1 sample per 2000 bags 10 kg

2. Asphaltic material 1 sample per 40T or 200

drums 5L

3. Aspahlt mix 1 sample per 130T 20 kg

4. Aggregates a. coarse aggregate b. fine aggregate 1 sample per 1,500 m3 70 kg 50 kg 5. Soil aggregates a. Classification b. Routinary tests c. MDR test and CBR 1 sample per 1,500 m3 20 kg 50 kg 50 kg 6. Non – Reinforced Concrete

Pipes

2 pipes min./0.5% of no.

of pipes 2 pipes

7. Reinforced Concrete Pipes 1 sample per 50 pipes or 2% of # of pipes

1 pipe (1 m length)

8.Steel pipe (galvanized) 1 sample per 500 lengths 2 pcs Of 100 mm long taken from both ends w/ thread 9. Concrete hollow blocks (CHB)

a. strength

b. moisture content

1 sample per 10,000 units

3 units 3 units

10. Steel bar 1 sample per 10T 1 m

11. Steel sheet (galvanized) 1 sample per 100 sheets 3 pcs 60mm x 60mm

12. Wire strand 1 sample per 20T 2 m

13. Gabion 1m x 2m

14. Paints 1 sample per 100 cans 1 - 4L can

15. Joint – filler (pre – molded) 1 – 400mm x 400mm

16. Curing compound 1L

17. Concrete cylinder 1 sample per 75 m3 1 set (3 cylinders) 18. Concrete beam 1 sample per 75 m3 or 1

day pouring 1 set (3 cylinders)

19. Concrete core 5 holes for every km/lane 20. Asphalt core 1 core for every 100m 21. Water

a. Chemical analysis b. Sediment load analysis

500 ml 500 ml

22. Structural steel/sheet 1 sample per 50T Reduced section as prescribed 23. Hydrated lime 1 sample per 100T

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COMPOSITION AND STRENGTH OF CONCRETE FOR USE IN STRUCTURE Class of concrete Minimum cement content per cu. m kg (bags) Maximum water – cement ratio kg/kg Consistency range in slump mm (inch) Designated size of coarse aggregate square opening – std. mm Minimum compressive strength of 150mm x 300mm concrete cylinder @ 28 days MN/m2 (psi) A 360 (9) 0.53 50 -100 (2 – 4) 37. 5 – 4.75 (1 ½ - No. 4) 20.7 (3000) B 320 (8.5) 0.58 50 -100 (2 – 4) 50.0 – 4.75 (2 - No. 4) 16.5 (2400) C 380 (9.5) 0.55 50 -100 (2 – 4) 12. 5 – 4.75 (½ - No. 4) 20.7 (3000) P 440 (11) 0.49 100 max ( 4 max) 19.0 – 4.75 (3/4 - No. 4) 37. 7 (5000) Seal 380 (9.5) 0.58 100 – 200 (4 – 8) 25.0 – 4.75 (1 - No. 4) 20.7 (3000)

PAYMENT ADJUSTMENT FOR PAVEMENT WITH DEFICIENCY IN STRENGTH

Deficiency in strength of concrete pavement Percent (%) Percent (%) of contract price allowed Less than 5 100 5 to less than 10 80 10 to less than 15 70 15 to less than 20 60 20 to less than 25 50 25 or more 0

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PAYMENT ADJUSTMENT FOR PAVEMENT WITH DEFICIENCY IN THICKNESS Deficiency in the average thickness per lot(mm) Percent (%) of contract price per lot 0 – 5 100 6 – 10 95 11 – 15 85 16 – 20 70 21 – 25 50

more than 25 removed and replaced (no payment) COMMON LABORATORY TESTS

Kind of material Type of test Test duration per sample (min. # of days)

Cement Physical and chemical 8

Coarse aggregate Grading 3

Specific gravity 3

Absorption 3

Abrasion 1

Unit weight 1

Fine aggregate Grading 3

Specific gravity 3

Absorption 3

Unit weight 1

Soil aggregates mixture (subbase, base and surfaces

courses Grading 3 Liquid limit 3 Plastic limit 3 Compaction 3 CBR 7 Abrasion 1 Asphalt Physical 4

Paint Physical and chemical 4

Concrete cylinder Compressive 1

Concrete beam Flexural 1

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LIMITATIONS/VARIATIONS ITEM 104 ITEM 105 ITEM 200 1TEM 201 ITEM 202 ITEM 203 ITEM 300 Abrasion loss 50% max 50% max 45% max 45% max Plastic index 6% max 12% max 6% max 6% max 4% to 10% 4% to 9% Liquid limit 30% max 35% max 25% max 25% max 35% max Permitted variation from design THICKNESS OF LAYER ±20mm ±10mm +15mm, -5mm Permitted variation from design LEVEL OF SURFACE +20mm, -30mm +10mm, -20mm 5mm, -10mm +15mm, -5mm Permitted surface irregularity measured by 3-m straight edge 30mm 20mm 5mm 5mm Permitted variation from design cross fall or camber ±0.5% ±0.3% ±0.2% +0.2% Permitted variation from design longitudinal grade over 25m length ±0.1% ±0.1% ±0.1% +0.1% California Bearing Ratio 25% min 80% min 80% min 100% 80% min DIMESION OF PILES

Length of pile Ø (1m from the butt) Minimum

tip Ø

minimum maximum

less than 12m 300mm 450mm 200mm

12m to 18m 320mm 450mm 180mm

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REMOVAL OF FORMS

Scope of work Minimum time Minimum % of design

strength Centering under girders,

beams, frames or arches 14 days 80%

Floors slabs 14 days 70%

Walls 1 day 70%

Columns 2 days 70%

Sides of beams and all other

vertical surfaces 1 day 70%

SIEVE SIZES NO. 200 0.075mm NO. 20 0.840mm NO. 100 0.150mm NO. 16 1.180mm NO. 60 0.300mm NO. 12 1.700mm NO.50 0.250mm NO. 10 2.000mm NO. 40 0.425mm NO. 8 2.360mm NO. 30 0.600mm NO. 4 4.750mm DETAILS OF WELDS

Size of fillet weld Maximum thickness of part

5mm 13mm 6mm 19mm 8mm 32mm 10mm 51mm 13mm 152mm 16mm 152mm and above

MINIMUM LAP FOR SPLICING

GRADE 40 GRADE 60

Tension 24 times bar Ø 36 times bar Ø

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MINERAL FILLER SHALL BE GRADE WITH IN THE FF. LIMITS (703-A)

Sieve size Mass % passing

NO. 30 100

NO. 50 95 – 100

NO. 200 70 - 100

HYDRATED LIME SHALL CONFORM TO THE FF. REQUIREMENTS (701)

Sieve size Mass % passing

NO. 20 100

NO. 200 85 - 100

MINIMUM WEIGHT OF SAMPLE FOR MOISTURECONTENT

Sieve No. (passing) Weight

NO. 40 25 grams NO. 10 50 grams NO. 4 200 grams ½” 300 grams 1” 500 grams 2” 1000 grams