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TS.660Sjudifz!Xbufs!Jnqspwfnfou!Qspkfdu! Dpotusvdujpo!Nbobhfnfou!'!Jotqfdujpo!Tfswjdft points do not change or that additional angle points installation of transmission mains. Both casings tunnel per Cal-OSHA and, therefore, shall meet the requirements of Cal-OSHA. The casings/ On the south end of Ritchey St., there is an existing tunnels are constructed within the Caltrans ROW valve just beyond the limits of construction. This and must meet Caltrans requirements. The project schedule must include time for Caltrans review of all it can be closed to allow for the cutover process; layouts, calculations, and work plans. The Caltrans otherwise, repair or replacement of the valve is Encroachment Permits Manual, Guidelines and necessary, to avoid a 2nd line stop valve. On the north end of Ritchey St., the City is adding is to be adhered to, including fulltime inspection a valve to the existing mainline via the line stop by the project owner’s designated representative method, that is, installing a valve while maintaining during tunnelling (bore and jack) operations. In addition to the bore and jack Work Plan, the the limits of the waterline shutdown required. contractor will be required to monitor the SR-55 The contractor will pothole this location prior to surface to ensure no heaving or settlement occurs. submitting shop drawings of the pipe. This is to Installation and testing the pipe will occur during ensure the condition and outside diameter of the sized line stop/valve is procured. Sheet 26 of 39 of The SR-55 widening will relocate an 8’ x 4’ RCB the plans has a line stop plan identifying k-rail to currently on the east side of the SA-7 Facility. Due to its proximity to the SR-55, the City and Caltrans water barrier be added on the south side work area are requiring the majority of the SA-7 Facility be to protect from blunt end exposure as currently built (excluding a portion of the east block wall and shown on the plans. discharge structure), commissioned and activated, including partial demolition, prior to construction of the RCB. Of note, the existing block wall contains water main is activated, and the SA-7 Facility lead paint with elevated levels that will require the is activated. Although this sounds like an easy material to be handled as Non-RCRA Hazardous process, due to the length of the pipe runs, there Waste which will require a lead workplan and will be many setups and pumping operations. disposal plan prior to demolition of the existing wall. The City contractor is required to overlay the entire width of Ritchey St. for the length of the project. PRS construction will commence after the bore & Once the main is relocated in Ritchey St., MCI jack operation is complete and the pipe placement /testing is completed. Our inspectors are highly the City contractor is to wait until MCI is complete experienced with pipe and valve installations, and before beginning the overlay work. Coordination our lead inspector has extensive electrical and pump with MCI will be important to avoid delays to the station experience Our specialty subconsultant City contractor’s schedule. (ON-SITE) will verify Special Provisions Section 17100 Field Testing requirements are completed and ensure a smooth commissioning/ activation of Construction of the jack and bore casings for the water crossing cannot commence until OCTA has the SA-7 PRS. completed ROW agreements with the RICOH Once the new PRS is operational and accepted, property owners. The RFP has indicated a four- the existing PRS can be removed. Coordination month timeline. Both of our proposed inspectors with Caltrans will be required to verify length of Asbestos Cement (AC) pipe to be abandoned. An operations, as does our Project Manager, Dave AC Pipe Handling plan to ensure the AC pipe is not Smith. friable will be required prior to removal. Cfsh!'!Bttpdjbuft-!Jod/!