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removal of all traffic control devices and all warning devices and barriers which are necessary to protect the public and workmen from hazards within the project limits. The standards established in the aforementioned manual constitute the minimum requirements for normal conditions, and additional traffic control devices warning devices, barriers or other safety devices will be required where unusual, complex or particularly hazardous conditions exist. The above referenced standards were developed using F.H.W.A., U.S.D.O.T. Manual on Uniform Traffic Control Devices (MUTCD). D. TRAFFIC CONTROL DEVICES, WARNING DEVICES AND BARRIERS - INSTALLATION: The responsibility for installation and maintenance of adequate traffic control devices, warning devices and barriers, for the protection of the travel in public and workmen, as well as to safeguard the work area in general shall rest with the Contractor. Consideration shall be given to recommendations of the Engineer. The required traffic control devices, warning devices and barriers shall be erected by the Contractor prior to creation of any hazardous condition and in conjunction with any necessary re-routing of traffic. The Contractor shall immediately remove, turn or cover any devices or barriers which do not apply to existing conditions. All traffic control devices shall conform to MUTCD standards and shall be clean and relatively undamaged. Damaged devices diminishing legibility and recognition, during either night or day conditions, are not acceptable for use. E. NO WAIVER OF LIABILITY: The Contractor shall conduct his operations in such a manner that no undue hazard will result due to the requirements of this article, and the procedures and policies described therein shall in no way act as a waiver of any of the terms of the liability of the Contractor or his surety. F. Contractor's Maintenance of Traffic Plan shall maintain continuous vehicular traffic on 85th Street, 99th Court, 100th Avenue, 100th Court, 101st Avenue and 102nd Avenue at all times. The Contractor shall maintain one lane of traffic at all times during 85th Street cross drain culvert constructions. Item of Payment Payment for the work specified in this item shall be made under: Bid Item No. 102-1 - Maintenance of Traffic - Lump Sum SECTION —104 - PREVENTION, CONTROL, AND ABATEMENT OF EROSION AND WATER POLLUTION PART 1 — GENERAL 1.1 SCOPE A. This Section covers erosion control and the treatment of dewatering water and stormwater runoff from the construction site and work area. The pollution control measures shall prevent turbid or otherwise polluted waters from being discharged from the construction site or work area, to undeveloped portions of the site or off-site. 01025-3 Technical Specifications F:\Public Works\ENGINEERING DIVISION PROJECTS\1317-85th St Milling_91st Ave to 101st Ave\Admin\bid documents\Master Contract Documents\Technical Specifications.doc