Delaware Department of Transportation (DelDOT) · Standard Specifications for Road & Bridge Construction
Section 809 — TEMPORARY IMPACT ATTENUATOR
Delaware Standard Specifications for Road & Bridge Construction, Section 809. Full text, cross-references and related pay items on BuildSpec.
SECTION 809 — TEMPORARY IMPACT ATTENUATOR 809.1 Description. This work consists of providing, installing, relocating, maintaining, and removing temporary impact attenuators (TIA). 809.2 Materials. Not applicable. 809.3 Construction. 809.3.1 Equipment. A. TIAs. 1. Provide TIAs of the type specified in the contract in accordance with Section 724. 2. Provide ASTM D4956 Type IV retroreflective sheeting on the nose of the TIA facing traffic. Provide sheeting with: a. Alternating 3-inch minimum wide yellow and black stripes; b. stripes positioned at a 45-degree angle pointing down towards the side…
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