Delaware Department of Transportation (DelDOT) · Standard Specifications for Road & Bridge Construction
Section 844 — EMERGENCY PREEMPTION DETECTOR
Delaware Standard Specifications for Road & Bridge Construction, Section 844. Full text, cross-references and related pay items on BuildSpec.
SECTION 844 — EMERGENCY PREEMPTION DETECTOR 844.1 Description. This work consists of providing, assembling, wiring, and installing emergency preemption detectors on a mast arm or span wire. 844.2 Materials. A. Detector Cable. Section 832. B. Emergency Preemption Detector – Opticom Model 721 and Associated Hardware or Approved Equal. C. Teflon Tape. D. Waterproof 3/4-inch Wide Vinyl Plastic Tape from the Following Manufacturers: 1. 3M Company Cat. No. 33. 2. Plymouth Rubber Cat. No. 3117. 3. Permacel Cat. No. P29. 4. Approved equal. 5. Colors needed: a. Violet b. Red c. Green d. Yellow e. Blue…
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