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SECTION 403 SPECIFICATIONS FOR TESTS AND MATERIALS

403.1 Notation

fy = specified yield strength of nonprestressed reinforcement, MPa

db = nominal diameter of bar, wire, or prestressing strand, mm

403.2 Tests of Materials

403.2.1 The engineer may require the testing of any materials used in concrete construction to determine if materials are of quality specified.

403.2.2 Tests of materials and of concrete shall be made in accordance with the standards listed in Section 403.9.

403.2.3 Complete record of tests of materials and of concrete shall be available for inspection during progress of work and for two (2) years after completion of the project, or as required by the implementing agency and shall be preserved by the engineer for that purpose.

403.3 Cement

403.3.1 Cement shall conform to one of the following specifications:

"Specifications for Portland Cement" (ASTM C150).

"Specifications for Blended Hydraulic Cements" (ASTM C 595M), excluding Types S and SA which are not intended as principal cementing constituents of structural concrete.

"Specifications for Expansive Hydraulic Cement" (ASTM C 845).

Fly ash and natural pozzolan: ASTM C618.

Ground-granulated blast-furnace slag: ASTM C989.

Silica fume: ASTM C1240.

403.3.2 Cement used in the work shall correspond to that on which selection of concrete proportions was based. See Section 405.3.

403.4 Aggregates

403.4.1 Concrete aggregates shall conform to one of the following specifications:

"Specifications for Concrete Aggregates" (ASTM C 33);

"Specifications for Lightweight Aggregates for Structural Concrete" (ASTM C 330).

Aggregates failing to meet the above specifications but which have been shown by special test or actual service to produce concrete of adequate strength and durability may be used where authorized by the engineer-of-record.

403.4.2 The nominal maximum size of coarse aggregate shall not be larger than:

1. One fifth (1/5) the narrowest dimension between sides of forms; or

2. One third (1/3) the depth of slabs; or

3. Three fourths (3/4) the minimum clear spacing between individual reinforcing bars or wires, bundles of bars, or prestressing tendons or ducts.

These limitations may be waived if, in the judgment of the engineer, workability and methods of consolidation are such that concrete can be placed without honeycomb or voids.

403.5 Water

403.5.1 Water used in mixing concrete shall be clean and free from injurious amounts of oils, acids, alkalis, salts, organic materials or other substances deleterious to concrete or reinforcement.

403.5.2 Mixing water for prestressed concrete or for concrete that will contain aluminum embedments, including that portion of mixing water contributed in the form of free moisture on aggregates, shall not contain deleterious amounts of chloride ions. See Section 404.6.1.

403.5.3 Non-potable water shall not be used in concrete unless the following are satisfied:

403.5.3.1 Selection of concrete proportions shall be based on concrete mixes using water from the same source.

403.5.3.2 Mortar test cubes made with nonpotable mixing water shall have 7-day and 28-day strengths equal to at least 90 percent of strengths of similar specimens made with potable water. Strength test comparison shall be made on mortars, identical except for the mixing water, prepared and

tested in accordance with "Test Method for Compressive Strength of Hydraulic Cement Mortars (using 50-mm Cube Specimens)" (ASTM C 109).

403.6 Steel Reinforcement

403.6.1 Reinforcement shall be deformed reinforcement, except that plain reinforcement shall be permitted for spirals or prestressing steels; and reinforcement consisting of headed shear studs, structural steel, steel pipe or steel tubing shall be permitted only for resisting shear under conditions specified in Section 411.6.6.1(6).

403.6.2 Welding of reinforcing bars shall conform to

"Structural Welding Code - Reinforcing Steel", ANSI/AWS D1.4 of the American Welding Society. Type and location of welded splices and other required welding of reinforcing bars shall be indicated on the design drawings or in the project specifications. ASTM reinforcing bar specifications, except for ASTM A 706M, shall be supplemented to require a report of material properties necessary to conform to requirements in ANSI/AWS D1.4.

403.6.3 Deformed Reinforcements

403.6.3.1 Deformed reinforcing bars shall conform to one of the following specifications, except as permitted by Section 403.6.3.3:

1. "Specifications for Deformed and Plain Billet-Steel Bars for Concrete Reinforcement" (ASTM A 615M) for seismic resisting members.

2. "Specifications for Low-Alloy Steel Deformed Bars for Concrete Reinforcement" (ASTM A 706M) for members resisting earthquake induced forces.

403.6.3.2 Deformed reinforcing bars shall conform to one of the ASTM specifications listed in Section 403.6.3.1, except that for bars with fy exceeding 415 MPa, fy shall be taken as the stress corresponding to a strain of 0.35 percent.

See Section 409.5.

403.6.3.3 Deformed reinforcing bars conforming to ASTM A1035 shall be permitted to be used as transverse reinforcement in Section 421.6.4 or spiral reinforcement in Section 410.10.3.

403.6.3.4 Bar mats for concrete reinforcement shall conform to "Specifications for Fabricated Deformed Steel Bar Mats for Concrete Reinforcement" (ASTM A 184M).

Reinforcing bars used in bar mats shall conform to one of the specifications listed in Section 403.6.3.1.

403.6.3.5 Deformed wire for concrete reinforcement shall conform to "Specifications for Steel Wire, Deformed, for

Concrete Reinforcement" (ASTM A 496M). except that wire shall not be smaller than size MD25 or larger than size MD200 unless as permitted in Section 403.6.3.7. For wire with a specified yield strength fy exceeding 415 MPa, fy

shall be the stress corresponding to a strain of 0.35 percent.

403.6.3.6 Welded plain wire fabric for concrete reinforcement shall conform to "Specifications for Steel Welded Wire, Fabric, Plain for Concrete Reinforcement"

(ASTM A 185M), except that for wire with a specified yield strength fy exceeding 415 MPa, fy shall be taken as the stress corresponding to a strain of 0.35 percent. Welded intersections shall not be spaced farther apart than 300 mm in direction of calculated stress, except for wire fabric used as stirrups in accordance with Section 412.14.2.

403.6.3.7 Welded deformed wire fabric for concrete reinforcement shall conform to "Specifications for Steel Welded Wire Fabric, Deformed, for Concrete Reinforcement" (ASTM A 497M), except that for wire with a specified yield strength fy exceeding 415 MPa, fy

shall be the stress corresponding to a strain of 0.35 percent.

Welded intersections shall not be spaced farther apart than 400 mm in direction of calculated stress, except for wire fabric used as stirrups in accordance with Section 412.14.2.

Deformed wire larger than MD200 is permitted when used in welded wire reinforcement conforming to ASTM A497M, but shall be treated as plain wire for development and splice design.

403.6.3.8 Galvanized reinforcing bars shall comply with

"Specifications for Zinc-Coated (Galvanized) Steel Bars for Concrete Reinforcement" (ASTM A 767M). Epoxy-coated reinforcing bars shall comply with "Specification for Epoxy-Coated Reinforcing Steel Bars" (ASTM A 775M) or with "Specifications for Epoxy-Coated Prefabricated Steel Reinforcing Bars" (ASTM A 934M). Galvanized or epoxy-coated reinforcement shall conform to one of the specifications listed in Section 403.6.3.1.

403.6.3.9 Epoxy-coated wires and welded wire fabric shall comply with "Standard Specification for Epoxy-Coated Steel Wire and Welded Wire Fabric for Reinforcement"

(ASTM A 884M). Epoxy-coated wires shall conform to Section 403.6.3.5 and epoxy-coated welded wire fabric shall conform to Section 403.6.3.5 or 403.6.3.6.

403.6.3.10 Deformed stainless-steel wire and deformed and plain stainless-steel welded wire for concrete reinforcement shall conform to ASTM 1022M, except deformed wire shall not be smaller than size MD25 or larger than size MD200, and the yield strength for wire with fy exceeding 415 MPa shall be taken as the stress corresponding to a strain of 0.35 percent. Deformed wire larger than MD200 is permitted where used in welded wire reinforcement conforming to

ASTM A1022M, but shall be treated as plain wire for development and splice design. Spacing of welded intersections shall not exceed 300 mm for plain welded wire and 400 mm for deformed welded wire in direction of calculated stress, except for welded wire reinforcement used as stirrups in accordance with Section 412.14.2.

403.6.4 Plain Reinforcement

403.6.4.1 Plain bars for spiral reinforcement shall conform to one of the following specification: ASTM A615M or A706M.

403.6.4.2 Plain wire for spiral reinforcement shall conform to "Specifications for Steel Wire, Plain, for Concrete Reinforcement" (ASTM A 82M), except that for wire with a specified yield strength fy exceeding 415 MPa, fy shall be the stress corresponding to a strain of 0.35 percent.

403.6.5 Headed Shear Stud Reinforcement

403.6.5.1 Headed studs and headed stud assemblies shall conform to ASTM A1044M.

403.6.6 Prestressing Tendons

403.6.6.1Tendons for prestressed reinforcement shall conform to one of the following specifications:

1. Wire conforming to "Specifications for Uncoated Stress-Relieved Steel Wire for Prestressed Concrete"

(ASTM A 421M).

2. Low-relaxation wire conforming to "Specifications for Uncoated Stress-Relieved Steel Wire for Prestressed Concrete" including Supplement "Low-Relaxation Wire" (ASTM A 421M)

3. Strand conforming to "Specifications for Steel Strand, Uncoated Seven-Wire for Prestressed Concrete"

(ASTM A 416M).

4. Bar conforming to "Specifications for Uncoated High-Strength Steel Bar for Prestressing Concrete" (ASTM A 722M)

403.6.6.2 Wire, strands, and bars not specifically listed in ASTM A 416M, A 421M and A 722M are allowed, provided they conform to minimum requirements of these specifications and do not have properties that make them less satisfactory than those listed in these specifications.

403.6.7 Structural Steel, Steel Pipe or Tubing

403.6.7.1 Structural steel used with reinforcing bars in composite compression members meeting requirements of

Section 410.17.7 or 410.17.8, shall conform to one of the following specifications:

1. "Specifications for Carbon Steel" (ASTM A 36M).

2. "Specifications for High-Strength Low-Alloy Structural Steel" (ASTM A 242M).

3. "Specifications for High-Strength Low-Alloy Columbium-Vanadium Steels of Structural Quality"

(ASTM A 572M).

4. "Specifications for High-Strength Low-Alloy Structural Steel" with 345 MPa (ASTM A 588M).

5. "Specifications for Structural shapes” (ASTM A992M).

403.6.7.2 Steel pipe or tubing for composite compression members composed of a steel-encased concrete core meeting requirements of Section 410.17.6 shall conform to one of the following specifications:

1. Grade B of "Specifications for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated Welded and Seamless"

(ASTM A 53M).

2. "Specifications for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes"

(ASTM A 500M).

3. "Specifications for Hot-Formed Welded and Seamless Carbon Steel Tubing" (ASTM A 501M).

403.6.8 Steel discontinuous fiber reinforcement for concrete shall be deformed and conform to ASTM A820M. Steel fibers have a length-to-diameter ratio not smaller than 50 and not greater than 100.

403.6.9 Headed deformed bars shall conform to ASTM A970M and obstructions or interruptions of the bar deformations, if any, shall not extend more than 2db from the bearing face of the head.

403.7 Admixtures

403.7.1 Admixtures for water reduction and setting time modification shall conform ASTM C494M. Admixtures for use in producing flowing concrete shall conform ASTM C1017M.

403.7.2 Air-entraining admixtures shall conform to

"Specifications for Air-Entraining Admixtures for Concrete"

(ASTM C 260).

403.7.3 Admixtures to be used in concrete that do not conform to Sections 403.7.1.and 403.7.2 shall be subject to prior approval by the engineer.

403.7.4 Calcium chloride or admixtures containing chloride from other than impurities from admixture ingredients shall not be used in prestressed concrete, in concrete containing embedded aluminum, or in concrete cast against stay-in-place galvanized steel forms. See Sections 404.6.1 and 406.3.2.

403.7.5 Fly ash or other pozzolans used as admixtures shall conform to "Specifications for Fly Ash and Raw or Calcined Natural Pozzolan for Use as a Mineral Admixture in Portland Cement Concrete" (ASTM C 618).

403.7.6 Ground granulated blast-furnace slag used as an admixture shall conform to "Specifications for Ground Granulated Blast-furnace Slag for Use in Concrete and Mortars" (ASTM C 989).

403.7.7 Admixtures used in concrete containing ASTM C845 expansive cements shall be compatible with the cement and produce no deleterious effects.

403.7.8 Silica fume used as an admixture shall conform to

"Specification for Silica Fume for Use in Hydraulic-Cement Concrete and Mortar" (ASTM C 1240).

403.8 Storage of Materials

403.8.1 Cementitious materials and aggregate shall be stored in such manner as to prevent deterioration or intrusion of foreign matter.

403.8.2 Any material that has deteriorated or has been contaminated shall not be used for concrete.

403.9 Standards Cited in this Chapter

403.9.1 In the absence of the Philippine National Standard (PNS), Standards of the American Society for Testing and Materials (ASTM) referred to in this chapter listed below with their serial designations, including year of adoption or revision, are declared to be part of this code as if fully set forth herein:

A36/A36M-05 Standard Specifications for Carbon Structural Steel

A-53/A53-07 Standard Specifications for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated Welded and Seamless A82/A82-07 Standard Specifications for Steel Wire, Plain, for Concrete Reinforcement

A184/A184-06 Standard Specifications for Fabricated Deformed Steel Bar Mats for Concrete Reinforcement

A185/A185-07 Standard Specifications for Steel Welded Wire Fabric, Plain, for Concrete Reinforcement

A242/A242M-04a Standard Specifications for High-Strength Low-Alloy Structural Steel

A307/A307-07a Standard Specification for Carbon Steel Bolts and Studs, 415 MPa Tensile Strength.

A416/A416M-06 Standard Specifications for Steel Strand, Uncoated Seven-Wire for Prestressed Concrete

A421/A421-05 Standard Specifications for Uncoated Stress-Relieved Steel Wire for Prestressed Concrete

A496/A496-07 Standard Specifications for Steel Wire, Deformed, for Concrete Reinforcement

A497/A497-07 Standard Specifications for Steel Welded Wire Fabric, Deformed, for Concrete Reinforcement A500/A500-07 Standard Specifications for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes

A501/A501-07 Standard Specifications for Hot-Formed Welded and Seamless Carbon Steel Structural Tubing A572/A572-07 Standard Specifications for High-Strength Low-Alloy Columbium-Vanadium Structural Steels

A588/A588M-05 Standard Specifications for

High-Strength Low-Alloy Structural Steel up to 345 MPa minimum yield point with Atmospheric Corrosion

Resistence

A615/A615M-07 Standard Specifications for Deformed and Plain Billet-Steel Bars for Concrete Reinforcement A706/A706M-06a Standard Specifications for Low-Alloy Steel Deformed Bars for Concrete Reinforcement

A722/A722-07 Standard Specifications for Uncoated High-Strength Steel Bar for Prestressing Concrete

A767/A767M-05 Standard Specifications for Zinc-Coated (Galvanized) Steel Bars for Concrete Reinforcement

A775/A775M-07 Standard Specifications for Epoxy-Coated Reinforcing Steel Bars

A820/A820M-06 Standard Specifications for Steel Fibers for Fiber Reinforced Concrete

A884/A884M-06 Standard Specifications for Epoxy-Coated Steel Wire and Welded Wire Fabric for Reinforcement

A934/A934M-07 Standard Specifications for Epoxy-Coated Prefabricated Steel Reinforcing Bars

A955/A955M-07a Standard Specifications for Deformed and Plain and Stainless Steel Bars for Concrete Reinforcement

A970/A970M-06 Standard Specifications for Headed Steel Bars for Concrete Reinforcement

A992/A992M-06a Standard Specifications for Structural Steel Shapes

A996/A996M-06a Standard Specifications for Rail-Steel and Axle Steel Deformed Bars for Concrete Reinforcement

A1022/A1022M-07 Standard Specification for Deformed and Plain Stainless Steel Wire and Welded Wire for Concrete Reinforcement

A1035/A1035M-07 Standard Specification for Deformed and Plain, Low-Carbon, Chromium, Steel Bars for Concrete Reinforcement

A1044/A1044M-05 Standard Specification for Steel Stud Assemblies for Shear Reinforcement of Concrete

C29/C29M-03 Standard Method for Bulk Density (Unit Weight) and Voids in Aggregate

C31/C31M-06 Standard Practice for Making and Curing Concrete Test Specimens in the Field

C33-03 Standard Specifications for Concrete Aggregate

C39/C39M-05 Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

C42/C42M-04 Standard Method of Obtaining and Testing Drilled Cores and Sawed Beams of Concrete

C94/C94M-06 Standard Specifications for Ready-Mixed Concrete

C109/C109M-05 Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 50-mm Cube Specimens)

C144-04 Standard Specifications for Aggregate for Masonry Mortar

C150-05 Standard Specifications for Portland Cement

C172-04 Standard Method of Sampling Freshly Mixed Concrete

C192/C192M-06 Standard Method of Sampling Freshly Mixed Concrete

C231-04 Standard Method for Air Content of Freshly Mixed Concrete by the Pressure Method

C260-06 Standard Specifications for Air-Entraining Admixtures for Concrete

C330-05 Standard Specifications for Lightweight Aggregates for Structural Concrete

C494/C494M-05a Standard Specifications for Chemical Admixtures for Concrete

C496/C496M-04 Standard Test Method for Splitting Tensile Strength of Cylindrical Concrete Specimens

C567-05a Standard Test Method for Unit Weight of Structural Lightweight Concrete

C595M-07 Standard Specifications for Blended Hydraulic Cements

C618-05 Standard Specifications for Fly Ash and Raw or Calcined Natural Pozzolan for Use as a Mineral Admixture on Portland Cement Concrete

C685/C685M-01 Standard Specifications for Concrete Made by Volumetric Batching and Continuous Mixing C845-04 Standard Specifications for Expansive Hydraulic Cement

C989-06 Standard Specifications for Ground Granulated Blast-Furnace Slag for Use in Concrete and Mortars

C1012-04 Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution C1017/C1017M-03 Standard Specifications for Chemical Admixtures for Use in Producing Flowing Concrete

C1116-06/C1116M-06 Standard Specifications for Fiber-Reinforced Concrete

C1157-03 Standard Performance Specifications for Hydraulic Cement

C1218/C1218M-99 Standard Test Method for Water Soluble Chloride in Mortar and Concrete

C1240-05 Standard Specifications for Silica Fume for Use in Hydraulic-Cement Concrete and Mortar

C1602/C1602M-06 Standard Specifications for Mixing Water used in the Production of Hydraulic Cement Concrete

C1609/C1609M-06 Standard Test Method for Flexural Performance of Fiber-Reinforced Concrete (Using Beam With Third-Point Loading)

403.9.2. "Structural Welding Code - Reinforcing Steel"

(ANSI/AWS D1.4/D1.4M:2005) of the American Welding Society is declared part of this code as if fully set forth herein.

403.9.3 Section 203.3 Combining Loads Using Strength Design, or Load and Resistance Factor Design of this code as if fully set forth herein, for the purposes cited in Sections 409.3.3 and 426.

403.9.4 "Specification for Unbonded Single Strand Tendon Materials (ACI 423.7-07)" is declared to be part of this Code as if fully set forth herein.

403.9.5 Sections 9.21.7.2 and 9.21.7.3 of Division I and Section 10.3.2.3 of Division II of AASHTO "Standard Specification for Highway Bridges" (AASHTO 17th Edition, 2002) are declared to be part of this code as if fully set forth herein for the purpose cited in Section 418.16.1.

403.9.6 “Qualification of Post-Installed Mechanical Anchors in Concrete (ACI 355.2-07)” is declared to be part of this Code as if fully set forth herein, for the purpose cited in Section 423, Anchoring to Concrete.

403.9.7 “Structural Welding Code Steel (AWS D1.1/D1.1M:2006)” of the American Welding Society is declared to be part of this Code as if fully set forth herein.

403.9.8 “Acceptance Criteria for Moment Frames Based on Structural Testing (ACI 374.1-05)” is declared to be part of this Code as if fully set forth herein.

403.9.9 “Acceptance Criteria for Special Unbonded Post-Tensioned Precast Structural Walls Based on Validation Testing (ACI ITG-5.1-07)” is declared to be part of this Code as if fully set forth herein.

SECTION 404