6-113 Trenching for direct buried cable will be incidental to highway lighting system and shall include excavating, furnishing and placing screened sand and ba ckfilling. Payment will be made under: P a y I t e m P a y U n i t 634.160 Highway Lighting L u m p S u m 634.164 Luminaires for High Mast Lighting E a c h 634.2041 Luminaires E a c h 634.206 Light Standard for Post Top Luminaire Each 634.207 High Mast Light Standard E a c h 634.209 Wood Ornamental Light Standard E a c h 634.210 Conventional Light Standard E a c h SECTION 637 - DUST CONTROL
637.01 Description This work shall consist of controlling du st that results from
traffic on the project and the C ontractor’s operations by apply ing water and/or calcium chloride as directed by the Resident. The requirements of Spec ial Provision 656 and other pertinent Sections of the Standard Specifications will apply.
637.02 Materials The water shall not be salt or brackish and shall be free from oil,
acid and injurious alkali or vegetable matter. The calcium chloride shall conform to Subsection 712.02 except that the requirements for total alkali chloride and impurities shall not apply.
637.03 Sprinkling Water shall be applied by approved methods and with equipment
including a tank with a pressure pump and a nozzle-equipped spr ay bar.
637.04 Calcium Chloride Calcium chloride shall be used when a uthorized for
controlling dust on the roadway under construction and on appro ved haul roads from the pits to the project or in the area of dwellings and where dust const itutes a hazard to traffic. Calcium chloride shall be applied by mechanical spreaders or by hand at the rate designated.
637.05 Method of Measurement Water for sprinkling will be me asured by the 1,000
gal in calibrated tanks or distributors or by accurate water me ters. Calcium chloride will be measured for payment by the number of tons satisfactorily applied. Delivery slips as specified in Section 108.1.3-f will be requi red except that weight for calcium chloride shall be determined from the weight stated on each bag and the number of bags used. 6-114 Water and calcium chloride acceptably applied for the item Dust Control will be measured for payment as one lump sum.
637.06 Basis of Payment Water for sprinkling will be paid fo r at the contract unit
price per Thousand Gallons. Calcium chloride will be paid for at the contract unit price p er ton. Water and calcium chloride for the item Dust Control will be pa id for at the contract lump sum price. Payment will be full compensation for furnishi ng and applying water and calcium chloride as required. Failure by the Contractor to foll ow Standard Specification or Special Provision - Section 637 and/ or the Contractor’s own Soi l Erosion and Pollution Control Plan concerning Dust Control and/or the Contractor’s ow n Traffic Control Plan concerning Dust Control and/or visible evidence of excessive du st problems, as determined by the Resident, will result in a reduction in payment, compute d by reducing the Lump Sum Total by 5% per occurrence per day. The Department’s Resident or any other representative of the Department reserves the right to suspend the work at any time and request a meeting to discuss violations and remedies. The Department shall not b e held responsible for any delay in the work due to any suspension under this item. Addit ional penalties may also be assessed in accordance with Special Provision 652 - Work Zone T raffic Control and Standard Specification 656 - Tem porary Soil Erosion and Water P ollution Control. When no item for Dust Control item or individual items are included in the schedule of items, payment for the work will be considered incidental to the contr act. Payment will be made under: Pay Item P a y U n i t
637.07 Sprinkling 1000 Gallon
637.08 Calcium Chloride Ton
637.071 Dust Control Lump Sum SECTION 638 - BRIDGE LIGHTING Reserved SECTION 639 - ENGINEERING FACILITIES
639.01 Description This work shall consist of providing, erect ing, lighting, equipping
and maintaining buildings to be solely used by the Resident and other assigned Department representatives as a field office. Upon completion of the work , the buildings and equipment shall remain the property of the Contractor. 6-115
639.02 Materials Materials for buildings shall be of good qual ity customarily used in
standard frame house or office trailer construction.
639.03 General The building of the type called for shall be pr ovided before the start of
work, and shall remain until work is completed and accepted, un less earlier removal is authorized. The location shall be approved by the Resident and should be adjacent or virtually adjacent to the Project. A fire extinguisher shall be provided in each building or offic e trailer for electrical and chemical fires and effective on all solvents used in the buildi ng. Walls, roof, floor, windows, and doors shall be tightly constru cted to the required area. Furnishings shall be supplied as called for. Doors shall be eq uipped with locks and all keys shall be in the possession of the Resident. Windows shall be equipped with latches so they may be locked on the inside. Window screens and screen do ors shall be supplied when necessary. Adequate desk and desk space shall be provided. If a portable table is supplied, it should be adjustable to accommodate the various heights of empl oyees. A 5-way adjustable office chair shall be provided in the quantities listed.
639.04 Field Offices Field Offices are designated Type A, Type B, or Type C.
Buildings, including trailers, may be provided if they substant ially equal or exceed the following requirements. Air conditioning, appropriate to the b uilding size, shall be provided in all field offices. The walls, roof, and floor of the building shall be completely insulated with a minimum insulation value of R-15. Office trailers shall be either new or in very good used condition. The interior walls shall be covered with suitable wall paneling . The entire office trailer shall be for the exclusive use of the Resident. The office trailer s hall be winterized and completely enclosed at the bottom, if the trailer will be used in cold weather. Other types of buildings and facilities may be furnished of equ al or better quality. A public work area will be provide d in the field office that sh all be designed and constructed so that individuals with disabilities can approach, enter, and exit this area. At least one accessible route t o the field office shall be prov ided from accessible parking. The accessible route shall comply with the Americans with Disabilities Act Accessibility Guidelines (ADAAG) and this specification. The minimum clear width of an accessible route shall be 36 inch es except at doors. The least possible slope shall be used for an accessible route. An accessible route with a running slope greater than 1:20 shall be considered a ramp. Maximum ra mp slope is 1:12. The maximum rise for any run of a ramp shall be 30 inches and the m inimum clear width shall be 36 inches. Nowhere shall the cross slope of an accessible r oute exceed 1:50. Changes in level up to ¼ inch may be vertical and without edge treatment. Changes in level between ¼