707.25 Corrugated Aluminum Box Culverts

1. Specifications:

707.25 C&MS.

S 1019

2. Sampling and/or Inspection Requirements:

All aluminum box culvert materials shall be inspected after delivery to the project for condition, coating, workmanship and quantity. Box dimensions ribs, plate thicknesses and Fabrication requirements will be checked against approved shop drawings. (Field) Assembly drawings shall be furnished. Assembly drawings should not conflict with approved show drawings. Hardware items shall be inspected for conformance with the requirements of the section 4 Addendum.

Individual pieces may be rejected for the following items of faulty workmanship:

Ragged or diagonal sheared edges

Dents or bends in the metal

Improperly aligned bolt holes

Illegible markings on each plate (excluding ribs/stiffeners) including: Name of fabricator,

Alloy and temper, Specified thickness, Identification showing date of fabrication (six digit system),

ASTM designation

Certification Program:

Metal Pipe certified in accordance with Supplement 1019: for a list of manufacturers conforming with this supplement's requirements visit OMM website at

http://www.dot.state.oh.us/Divisions/ConstructionMgt/Materials/Pages/MetalPipeCertified.aspx

Certified materials will be shipped using the TE-24 electronic documentation system. A bill of lading defining individual components incorporated in the construction item shall accompany the shipment in addition to a copy of the TE-24.

No samples are required of materials delivered to the project site. Random samples may be obtained by ODOT/OMM Quality Assurance Inspectors at the discretion of the Office of Materials Management (OMM).

3. Method of Test:

(OMM)

ASTM B221 B864 B746

4. Addendum:

Tolerances:

Rise: 2 inches (50 mm) or +/- 1% of span

Span: +/- 2%

Length: +/- 1.5 ft (.45 m)

Bolts and Nuts:

Bolts shall be ASTM A 307. Nuts will be ASTM A563. Bolts will have A 307 on the head. Nuts may have a manufacturer's marking but no grade designation. Fasteners will be hot dipped galvanized. See galvanizing requirements of 707.24

Ribs:

Corrugations are 9" x 2 ".

Approved design and fabrication drawings will identify rib spacing.

Plate thicknesses should be part of approved drawings.