DRAINAGE CONDUITS 726.01 737 Provide support beams for casting assemblies in accordance with ASTM A709, Grade 36.
B.Special Fabricated Drainage Grates Provide welded steel drainage grates with the load bearing members of the grates made with steel in accordance with ASTM A709,Grade 36. Provide stiffeners as recommended by the manufacturer. Weld in accordance with Section 724, “Structural Steel.” Provide pipe for fabricated pipe grates in accordance with ASTM A 53, in standard mass, unthreaded mill finish. The Department will waive hydrostatic pressure testing. Clean the grate units after welding. For galvanized units, punch or drill a pressure vent at the location shown on the Plans to prevent welded pipes from bursting during the galvanization process. Provide angle iron and strap iron for end members or spacers in accordance with ASTM A709, Grade 36 mill -finish. The Depa rtment will allow butt welded pipe for use as grate members. Provide welded steel drainage grate units galvanized after fabrication or painted with an inorganic zinc ethyl silicate base primer and vinyl finish coat. Galvanize in accordance with AASHTO M 111. Clean grate units and apply paint in accordance with Section 512, “Painting.” Use shop -applied paint for both coats.
725.05 Bronze Castings
Provide bronze castings in accordance with ASTM B22/B22M, Copper Alloy UNS No. C911 00. Provide bronze bearings and expansion plates in accordance with ASTM B100 Copper Alloy UNS No. C51000.
726.01 Rigid Conduits
A.Rigid Conduit Materials This subsection covers the following materials: Non -reinforced concrete pipe, Drain tile porous and perforated pipe, Circular reinforced concrete pipe, Arched reinforced concrete pipe, Elliptical reinforced concrete pipe, Precast reinforced concrete manhole sections, Precast reinfo rced concrete curb inlet boxes, Precast reinforced concrete junction boxes, Precast reinforced concrete box sections, and Cast ductile iron pipe. Provide the material required by the Contract in accordance with Table 726:1.
726.01 Drainage Conduits
738 Table 726:1 Rigid Conduit Material Specifications Material Requirement Concrete Culvert, storm drain, and sewer pipe AASHTO M 86 Drain tile porous and perforated pipe AASHTO M 178M/M 178 Reinforced concrete culvert, storm drain, and sewer pipe a Circular AASHTO M 170 Arch AASHTO M 206 Elliptical AASHTO M 207 D-load AASHTO M 242/M 242 Precast reinforced concrete Manhole sections AASHTO M 199M/M 199 Curb inlet boxes ODOT approved shop drawings Junction boxes ODOT approved shop drawings Boxes for culverts, storm drains, and sewers with 2 ft [600 mm] or more of cover subject to highway loading AASHTO M 259 Boxes for culverts, storm drains, and sewers with less than 2 ft [600 mm] of cover subject to highway loadings AASHTO M 273 Ductile iron Culvert pipe ASTM A716 a For reinforced concrete culvert, storm drain, and sewer pipe, the Department will allow a special design Class IV/V pipe in accordance with AASHTO M 170M, in addition to the pipe classes specified. Design criteria for Class IV/V is a midline interpolation between the design criteria for Class IV (Table 4) and Class V (Table 5) of AASHTO M 170.
B.Joint Filler
1.Cold Applied Mastic Joint Filler Apply cold applied mastic joint fill er in accordance with the manufacturer’s recommendations to ensure it is resilient, adhesive, and maintains a seal through repeated cycles of expansion and contraction. The Department will not allow the use of cold applied mastic joint filler for pipes larger than 60 in [1,524 mm] in diameter, or precast concrete boxes. Provide material in accordance with Table 726:2: Table 726:2 Cold Applied Mastic Type Joint Filler Property Test Value Test Method Soluble in trichloroethylene, % ≥45.0% AASHTO T 44 Ash, % 15.0 – 55.0% AASHTO T 111 DRAINAGE CONDUITS 726.02 739 Table 726:2 Cold Applied Mastic Type Joint Filler Property Test Value Test Method Penetration, 150 g for 5 sec at 77°F [25°C] 150 – 275 AASHTO T 49 a a Ensure penetration is in accordance with AASHTO T 49, except use a penetration cone in place of a standard penetration needle. Provide a cone in accordance with ASTM D 217.
2.Flexible Watertight Gaskets Provide flexible watertight gaskets that fit to create a seal in accordance with ASTM C990. Use butyl rubber sealant for pipes greater than 60 in [1,524 mm] in diameter.
3.Flexible Cellular Seals Provide flexible cellular seals in accordance with ASTM D 1056, Type 2C1. Place the joint material in one continuous piece in accordance with the manufacturer recommendations.
726.02 Flexible Conduits
This subsection covers the following materials: Steel conduits (Type I circular or Type II arch), Coated and clad steel conduits, Structural plates, Aluminum conduits, Clad aluminum conduits, and Nonmetallic conduits. Provide the material required by the Contract in accordance with Table 726:3. Table 726:3 Flexible Conduit Material Specifications Material Requirement Steel conduits —culverts Metallic coated corrugated steel culverts AASHTO M 36 Zinc coated (galvanized) sheet steel AASHTO M 218 Aluminum coated (Type II) hot -dipped sheet steel AASHTO M 274 Aluminum -zinc alloy coated sheet steel AASHTO M 289 Externally coated or clad culverts Bituminous coated corrugated metal culvert pipe and pipe arches a AASHTO M 190 Precoated corrugated steel culverts AASHTO M 245 Polymer coated sheet AASHTO M 246
726.03 Drainage Conduits
740 Table 726:3 Flexible Conduit Material Specifications Material Requirement Aluminum conduits —culverts Corrugated aluminum alloy culverts b AASHTO M 196 Clad aluminum alloy sheets for culverts AASHTO M 197 Nonmetallic conduits —culverts Non corrugated polyvinyl chloride (PVC) pipe AASHTO M 278 Corrugated polyethylene pipe AASHTO M 294 Corrugated Polypropylene Pipe AASHTO M330 Nonmetallic conduits —underdrain PVC pipe Non corrugated PVC pipe AASHTO M 278 Corrugated PVC pipe ASTM F 949 Polyethylene drainage tubing Corrugated AASHTO M 252, Type C or Type CP Smooth interior, corrugated c AASHTO M 252 Type S or Type SP, or AASHTO M 294 Type S Corrugated Polypropylene Pipe AASHTO M330 Structural plate for pipe, pipe arches, and arches d Corrugated galvanized or coated steel AASHTO M 167 Aluminum alloy AASHTO M 219 a Use Type A bituminous coating unless the Contract requires Type B, Type C, or Type D. b If required by the Contract, provide a Type A bituminous coating in accordance with AASHTO M 190. c Ensure polyethylene pipe is manufactured from High Density Polyethylene virgin compounds in accordance with ASTM D 3350, cell class 324420 C. Prov ide Type SP conduit with Class 2 perforations. d Design, assemble and construct in accordance with the applicable sections of the AASHTO LRFD Bridge Design Specifications.
726.03 Steel End Sections
Provide materials for steel end sections in accordance with AASHTO M 36. Manufacture steel end sections as integral units for ready assembly and in -place erection. PAINT FOR STRUCTURAL STEEL 730.01 741 Use galvanized bolts for end section assembly if skirts are made of more than one piece, and sections are not riveted together. The Res ident Engineer will reject materials for the following reasons: Non -conformance to the shapes or dimensions shown on the Plans, Uneven laps, Ragged sheared edges, Loose, unevenly lined, or spaced rivets, Poorly formed rivet heads, Illegible brands, Lack of rigidity, or Dents or bends in the metal. SECTION 730 PAINT FOR STRUCTURAL STEEL
730.01 General Requirements
A.General Provide a paint system from the Department's Materials Division approved products l ist (APL).
B.Paint System Acceptance Paint manufacturer must submit a Type A certification in accordance with Subsection 106.04, “Materials Certification ,” for each paint system, showing test results from an approved t esting laboratory. Ensure the certification includes the following: The manufacturer’s name, System performance test results, Dates, Paint test results and dates, Paint brand name, Lot number, and Manufacture date. The Materials Engineer will require a ne w certification if the following conditions occur: The manufacturing process or paint formulation changes, Testing indicates nonconformance to the specifications, or The certification is older than 5 years.
C.General System Performance Requirements Provide a copy of AASHTO NTPEP test results for all paint systems showing evaluation in accordance with AASHTO R 31. Provide paint in strong, tightly sealed containers. Label containers with the following:
Source: Oklahoma Standard Specifications for Highway Construction, 2019 Edition. Pages 751–754 of 935.