California Department of Transportation

Contract 05-0T6104

The responses to bidder's inquiries, unless incorporated into a formal addendem to the contract, are not a part of the contract and are provided for the bidder's convenience only. In some instances, the question and answer may represent a summary of the matters discussed rather than a word-for-word recitation. The availability or use of information provided in the responses to bidder's inquiries is not to be construed in any way as a waiver of the provisions of Section 2-1.03 of the Standard Specifications or any other provision of the contract, the plans, Standard Specifications or Special Provisions, nor to excuse the contractor from full compliance with those contract requirements. Bidders are cautioned that subsequent responses or contract addenda may affect or vary a response previously given.

Q1) The traffic handling plan, TH-1, shows the installation of 5 each message boards. Is the intent to leave these message boards up for the entire project or a portion of it?

A1) No, the intent is to use traffic handling plan TH-1 only when ramp(s) at the Route 1/101 separation at Las Cruces is(are) closed. 8Mar11

Q2) The specifications indicate that the new loops and piezo axle sensors units will be spliced in the pull box near the service pedestal. Will the conductors to the Piezo units be spliced to the existing conductors connected to the existing classification system inside the existing controller cabinet in the same pull box or is the contractor supplying a complete new classification unit including piezo units?

A2) Please reference Sheet E-1, Note #1 of the contract plans as it indicates where the existing DLC splices to new loop wires. In addition, the Special Provisions Section 10-3.05, under "Screened Transmission Cable" states that the STC shall not be spliced. Also, per Section 10-3.05, "Vehicle Classification Station," of the Special Provisions the work includes furnishing and installing a vehicle classification station (VCS) consisting of inductive loops detectors, piezo axle sensors, screened transmission cables, the required wiring and auxiliary equipment required for a fully functional system, and an existing Model 334 cabinet with an existing automated traffic counter (ATC) as shown on the plans and in conformance with these special provisions. 22Mar11

Q3) Is it the intent of Caltrans to pave the median crossovers/ turnpockets on this project, there are approximately 4 each? If so, are they paved with HMA Type A or RHMA-O-HB?

A3) Yes the turn pockets and median crossovers will be paved with RHMA-O-HB not HMA (Type A).24Mar11