AS/NZS 2350 Methods of Testing Portland and blended cements AS/NZS 2566.1 Buried Flexible Pipelines – Structural Design AS/NZS 2566.2 Buried Flexible Pipelines – Installation AS/NZS 3582.3 Supplementary Cementitious Material for use with Portland and Blended Cement – Amorphous Silica AS/NZS 3725 Design for Installation of Buried Concrete Pipes AS/NZS 3750.9 Paints for Steel Structures – Organic Zinc-Rich Primer AS/NZS 4058 Pre-cast Concrete Pipes (Pressure and AS/NZS 4130 Polyethylene (PE) Pipes for Pressure Applications AS/NZS 4671 Steel Reinforcing Materials AS/NZS 5065 Polyethylene and Polypropylene Pipes and Fittings for Drainage and Sewerage Applications Standards AASHTO M196-92 / ASTM B745 Corrugated Aluminium Pipe for Sewers and Drains AASHTO M197-01 / ASTM B744 Aluminium Alloy Sheet for Corrugated Aluminium Pipe AASHTO M246-05/ ASTM A742 Steel Sheet, Metallic-Coated and Polymer Pre-coated, for Corrugated Steel Pipe ASTM C114 Standard Test Methods for Chemical Analysis of Hydraulic Cement Report TR3 Cement and Concrete Association of New Zealand (Appendix C) ATIC SP43 Cementitious Materials for Concrete MAIN ROADS Test Methods WA 115.2 Particle Size Distribution: Abbreviated Method for Coarse Soils WA 133.1 Dry Density/Moisture Content Relationship: Modified Compaction – Fine and Medium Grained Soils WA 133.2 Dry Density/Moisture Content Relationship: Modified Compaction – Course Grained Soils WA 910.1 Chlorides and Total Soluble Salts in Soil and Water Main Roads SPECIFICATIONS SPECIFICATION 201 QUALITY SYSTEMS SPECIFICATION 204 ENVIRONMENT SPECIFICATION 302 EARTHWORKS SPECIFICATION 402 SURFACE DRAINS AND LEVEES SPECIFICATION 405 DRAINAGE STRUCTURES
The supply and placement of all N Class concrete shall be in accordance with SPECIFICATION 901 CONCRETE – GENERAL WORKS. N Class Concrete The supply and placement of all S Class concrete shall be in accordance with SPECIFICATION 820 CONCRETE FOR STRUCTURES. S Concrete 404.10 CEMENT STABILISED BACKFILL Cement stabilised backfill material shall consist of basecourse material, or other suitable material approved by the Superintendent, stabilised in the proportion of 100kg of Type GP Cement to one cubic metre of uncompacted backfill material. Mix Proportions Water for cement stabilisation shall be clean and potable. Water 404.11 SELECT BEDDING MATERIAL Select bedding material be basecourse material, or other suitable material approved by the Superintendent, containing less than 20% by mass of material retained on the 37.5mm sieve as determined by MRWA Test Method WA 115.2. 404.12 JOINT SEALANT Acceptable joint sealant for masking external joints are Flash Tac Scotch Wrap No.50 and Rock Wrap 3000 or a suitable equivalent approved by the Superintendent. 404.13 – 404.30 NOT USED INSTALLATION 404.31 GENERAL The installation of pipes and box culverts shall include all trench excavations, construction and backfill to the details shown on the Drawings and as described in this SPECIFICATION. 404.32 TRENCH EXCAVATION Trenches shall be excavated to the width shown in the Drawings with vertical sides throughout where the excavation is up to 1.5m deep. the excavation is greater than 1.5m deep, the trench shall be excavated in accordance with the requirements of the Drawings. Any loose or disturbed material shall be removed from the walls of the trench. Trench > 1.5m Deep All spoil material from excavations, including excavations for end treatments and rock protection, shall be disposed of as specified in SPECIFICATION 302 EARTHWORKS. Spoil Material
Testing Procedures and Minimum Testing Frequencies shall be in accordance with Table 404B1. Tests shall be carried out in accordance with AS/NZS 4058. 404B1 – Process Quality Verification Requirement Minimum Testing Frequency Fine Aggregate As per AS 2758.1 Water Absorption 6 monthly Clay and fine silt (settlement method) 2 monthly Organic Impurities other than sugar 2 monthly Particles size distribution Monthly Coarse Aggregate As per AS 2758.1 Water Absorption 6 monthly Particle size distribution Weekly Water MRWA Test Method WA 910.1 Monthly Precast Reinforced Concrete Drainage Pipes Load Testing - as per AS/NZS 4058 and Clause 404B.07 of the Specification In accordance with AS/NZS4058 Appendix A, Section A4.1 and A4.2 to Reinforcement - As per AS/NZS 4058 and Clause 404B.06 of the Specification In Accordance with AS/NZS 4058 Appendix A, Section A4.6 Inspection for Defects - as per AS/NZS 4058 and Clause 404B.08 of the specification Visual inspection all units Absorption Testing - as per AS/NZS 4058 and Clause 404B.07 of the specification In accordance with AS/NZS 4058 Appendix A, Section A4.4 FREQUENCY TESTING