SECTION 02745A
LOOP DETECTORS, AND PAVEMENT MARKINGS
LOCAL TRAFFIC LOOPS 6’ X 50’ (2-4-2 TURN)
A. SCOPE
This work consists of furnishing all labor, materials and equipment necessary to install the
quadruple loop detectors as directed by the Engineer.
B. MATERIALS AND CONSTRUCTION
This item shall include all labor, materials and equipment necessary to install new quadruple loop
detectors 2-4-2 turn, in conjunction with the paving program. Loops shall be installed in the
pavement surface prior to final overlay or top course.
a. Installation shall be in accordance with the details provided in Plan Drawings:
e Typical wire loop diagram
e Quadruple loop installation saw cut detail
e Loop detector segment detail
e Detector box out detail stage 1: at paving
e Detector box out detail stage 2: at loop installation
b. The City of Nashua will connect the new loop in the control panel if needed
c. Contractor will make connection in pull box. Contractor will solder, wire nut and
silicone seal connections for new loop at pull box. “Hockey puck” will not be used.
C. MEASUREMENT AND PAYMENT
Payment for loop detector installation shall be at the contract unit price specified for each and
shall include full compensation for material and labor to complete this portion of the Bid
Schedule.
RETROREFLECTIVE PAVEMENT MARKINGS
A. SCOPE
This work shall consist of furnishing and placing white or yellow retro reflective paint pavement
markings and retro reflective thermoplastic pavement markings at locations shown on the plans
or as ordered by the Engineer.
02745A-1
