529 The signs shall be installed 500’ -1500’ after the first lead -in work area sign unless the work zone is greater than one (1) mile, in length, in which case the GEAB sign shall be installed approximately ¼ mile in advance of the active work area. The signs shall be installed i n both directions on the right side of the highway. GEAB signs shall only be installed in active work areas where workers are present and visible to passing motorists. During periods of inactivity in the work area, the GEAB signs shall be covered or remov ed. These signs shall be fabricated in accordance with fabrication detail G30 -1 of the publication WVDOH Sign Fabrication Manual. 636.9.1.3 -Fines Doubled Signs: Fines Doubled signs shall be installed if the Total Contact Bid Amount is $750,000 or great er, and the following criteria are met:
1.Four lane Interstate or expressway roadways with a posted speed limit of 55 MPH or greater
2.Two lane roadways with a posted speed limit of 50 MPH or greater and with an ADT at 3,000 or greater These signs shall be f abricated in accordance with fabrication detail R20 -2 of the publication WVDOH Sign Fabrication Manual. The Contractor shall be paid 300 units of Item 636011 -* for each assembly installed. These signs shall be installed approximately 500 f eet After the fi rst maintenance of traffic sign installed for each project. The signs shall be installed in both directions on the right side of the highway.
636.10 Cleaning of Traffic Control Devices :
Cleaning of all traffic control devices, when directed by the Engineer, shall consist of hand cleaning with a mild detergent followed by a thorough rinse with clear water. No harsh chemical, abrasive cleaner or tool shall be used that will damage the reflectorized surfaces or otherwise reduce the useful life of the device.
636.11 Flagger Or Traffic Director :
The flagger and traffic director are separate functions and therefore, shall not be interchanged. Flagger or traffic director required for operations that are not necessary but are initiate d by the Contractor for their benefit or ease of operations shall not receive payment. Flagger or traffic director required outside of the project limits as a result of any of the Contractor 's operations shall not receive payment. Flagger or traffic director required within the project limits in regards to the Contractor 's transportation to or from waste areas, borrow pits, asphalt/ concrete plants or other necessary sites shall receive payment if considered reasonable and necessary by the Engineer . The traffic control plan (TCP) and any approved revisions will be strongly considered in determining the appropriateness of payment.
636.11.1 Flagger: All flaggers shall be furnished by the Contractor, and it shall be
the Contractor's responsibility to provide flaggers at any location necessary to assure the safety of the travelling public. Hand signaling devices and high visibility apparel meeting the requirements of the WVDOH Traffic Control Manual shall be used by the Contractor’s p ersonnel assigned to traffic control responsibilities. Approved headgear, if worn, and vests worn by the Contractor’s personnel shall not bear the Division symbol. Wireless two -way communication shall be provided to the flaggers when they are out of sigh t of each other. 530 Flaggers must be certified by passing an American Traffic Safety Service Association (ATSSA) training. The Contractor may use noncertified flagger for their benefit , ease of operations , or other activities not receiving payment.
636.11.2 Traffic Director: Traffic Director shall be an off duty uniformed police
officer in properly identified police vehicle with blue lights. The traffic director shall be from police agency which will have territorial jurisdiction over the project limit s. Any officer outside of their vehicle within the roadway right of way, while serving as a Traffic Director, shall be outfitted in a Type P vest meeting the requirements of the latest version of ANSI/ISEA 107.
636.12 Temporary Impact Attenuating Device :
This device shall be a “stationary crash cushion” as described within Section F.82 of the manual “ Manual on Temporary Traffic Control for Streets and Highways, 2006 Edition ”. Devices utilized shall be listed in the applicable Class category on the Agency Impact Attenuators – MASH Approved Products List (APL). The type of Impact Attenuator utilized shall be a Test Level 2 or 3, Class 1 or 3 Impact Att enuator as defined in and meeting the requirements of Section 715.41, and as specified in the Plans. If space permits, a Test Level 3 device may be utilized where a Test Level 2 device is specified. Test Level 2 devices shall not be utilized on roadways wi th normal posted speed limits greater than forty (40) MPH. Only Class 1 devices noted on the APL as being approved for temporary work zone use may be used. All approved Class 3 devices are for temporary or emergency use only. In cases where a Class 3 devic e is specified, the array shall be properly designed for the obstacle to be shielded and shall be winterized in accordance with the manufacturer recommendations. Class 3 device arrays shall be designed for a minimum of forty -five (45) MPH for Test Level 2 and a minimum of sixty -five (65) MPH for Test Level 3. All Temporary Impact Attenuating Devices shall be installed and maintained fully in accordance with the specifications and recommendations of the device manufacturer. This shall include, but shall no t be limited to, lateral slope and changes to lateral slope within the length of the device, anchoring (base to be anchored to as well as the anchoring system), backup, attachment to the obstacle being shielded, transitioning to the obstacle being shielded , winterization, delineation, repair, and cleaning. Impacted devices shall be maintained and returned to full impact capacity in a timely manner. Beginning 12 hours from the time and date upon which the Contractor is given documented notice of damage to an Impact Attenuating Device requiring repairs, the Contractor shall be subject to a penalty of $1,000 per Calendar Day (24 hrs.), or fraction thereof, until the necessary repairs are completed. This penalty shall not be temporarily suspended for any reaso n and shall apply regardless of the cause of the damage to the device. All labor, equipment, and materials required for the repair of impact attenuating devices shall be incidental to Bid Item 636060.
636.13 Channelizer Cones :
If specified in the project plans, Channelizer Cones may be utilized for channelization of traffic in lieu of drums. Note, when used for closures that will be in effect at night, these devices shall be spaced at a maximum of fo rty (40) feet where a spacing of fifty (50) feet is normally called for in the Traffic Control Manual. In addition, the maximum spacing of these devices in all lane or shoulder tapers, day or night, shall be twenty -five (25) feet. Traffic control setups ut ilizing
Source: West Virginia Standard Specifications for Road and Bridge Construction, 2023 Edition. Pages 549–550 of 1,006.