Specifications include, but are not limited to: 1.1. The materials to be furnished shall consist of galvanized, corrugated steel beam rail, rail posts, terminal end sections, accessories, fittings, and hardware. 1.2. All galvanized, corrugated steel beam rail, rail posts, terminal end sections, accessories, fittings, and hardware shall conform with the requirements of the most recent version of the Indiana Department of Transportation Standard Specifications and in particular, Sections 910.09 Guardrail, 910.10 Guardrail Posts, and 910.11 Guardrail Accessories, Fittings, and Hardware. Any guardrail posts or blocks developing the following degrade prior to installation will be rejected regardless of prior approvals: a. single checks greater than 75 mm (3 in.) deep or checks opposite each other totaling more than 75 mm (3 in.) deep, measured with a probe not more than 2 mm (1/16 in.) thick; b. single checks 6 mm (1/4 in.) wide or wider measured at the widest point, and extending more than one third of the length of the post or block; c. single checks greater than 10 mm (3/8 in.) wide measured at the widest point; d. splits greater than 75 mm (3 in.) long which are in the plane of the bolt hole; e. crooks or bows exceeding 25 mm (1 in.) per 3.0 m (10 ft) length, and all twists; f. combinations of checks, splits, or shakes which are otherwise in accordance with the specifications but which may cause the post or block to separate into several pieces
