SECTION 622 - ENGINEER'S FIELD OFFICE BUILDING
622.01 Description. When required in the contract, this work shall consist of furnishing
and maintaining a field office building for the exclusive use by the Engineer. The field office shall consist of a building, house, mobile office or trailer, approved by the Engineer, and in reasonably close conformity with these specifications. When so indicated in the contract by pay item designation: LO (Laboratory and Office Building) this work shall also consist of the furnishing and maintaining of a combination field laboratory and field office building in reasonably close conformity with the requirements of these specifications. In all cases where not specifically provided ot herwise, this work shall also consist of furnishing appliances and utilities as herein provided, and the removal of the facilities after the work has been completed. It is understood by the Contractor that the building or trailer remains the property of the Contractor furnishing such facility.
622.02 Materials. All materials and appurtenances required shall be of good commercial
quality, approved by the Engineer; however, sampling and testing will not be required.
622.03 Construction Requirements.
622.03.1 Types of Field Office Buildings. Field office buildings shall be designated as
Type 1, Type 2 or Type 3. Combination field laboratory and field office buildings shall be designated as Type 2 LO, or Type 3 LO.
622.03.1 1--Type 1, Type 2 and Type 3 Field Office Buildings. Type 1, Type 2 or Type
3 Field Office Buildings shall meet the following minimum requirements:
A.Dimensions. All measurements shown are clear inside dimensions as follows: Constructed on or for Project linear feet, minimum Commercially Produced linear feet, minimum Building Width Length Head-Room Width Length Head-Room Type 1 8.0 10.0 8.0 7.5 9.5 7.0 Type 2 10.0 30.0 8.0 9.5 29.5 7.0 Type 3 12.0 50.0 8.0 11.5 49.5 7.0
B.Doors and Windows.
1.Each building shall be provided with at least one standard height solid entrance door complete with lock and at least two keys. The opening shall also be provided with a self-closing screen door. Type 3 Building shall have at least two such doors and screens.
2.Each wall, unless predominat ely occupied by a door shall be provided with at least one hinged, jalousied, or sliding window that is glazed, screened and fitted with venetian blinds. Each window shall have an area of at least 6.5 square feet of opening, except toilet area, which may be 3.25 square feet. Type 1 Building shall have at least three windows. Type 2 Building, at least six windows. Type 3 Building, at least 10 windows.
C.Walls and Roof. If constructed on or for the project, walls and roof of all types shall be constructed with 2 x 4 studs and rafters.
1.Both sides of walls shall be covered with 3/8-inch thick plywood, exterior grade on the outside. No open cracks or knothol es will be permitted. If commercially produced, standard wall construction will be accepted.
2.Roof: The roof shall be water tight an d shall slope at least one inch in twelve inches (1:12) in one direction away from the door if prac ticable. It shall have at least 12-inch eaves. If commercially produced, an arched roof without eaves will be accepted.
3.At least 1¼-inch thick rock wool, fiber glass or other non-flammable insulating material shall be placed in the walls and ceiling. This material shall be in all wall and ceiling cavities not occupied by a door or window.
D.Ceiling. The ceiling on all types shall be covered on the inside of the roof rafters with 3/8" minimum thickness plywood if constructe d on the project. Standard ceiling will be accepted if commercially produced.
E.Floor. When the floor is made if timber, it shall be a minimum of 12 inches above the ground on 2 x 6 joists. Open cracks, open knotholes, etc. will not be permitted.
F.Heater. The heater may be oil fired, gas or electric. Oil and gas units shall be properly vented to the outside, provided with adequate outside fuel storage and shall be connected thereto with suitable feed lines. Gas units may be connected to a commercial gas main, if available. The heater shall be capable of furnishing sufficient heat to maintain an inside temperature of 72 to 78°F.
G.Work Table, Desk, Chairs, Filing Cabinet, Plan Rack and Locker . Work tables shall be provided, with the tops measuring at least 3' 0" x 7' 6", and shall be stable and constructed with 3/4-inch plywood covered on top with smooth masonite. The height shall be approximately 3' 0" above the floor. One such table shall be provided for a Type 1 Building, 2 or more for a Type 2 Building, and 3 or more for a Type 3 Building. At the option of the Contractor, portable engineers' drafting tables of comparable size may be provided in lieu of the tables indicated hereinabove. For Type 3 Buildings, the Contractor shall also furnish one 30-inch x 60-inch minimum size office desk and swivel chair plus two straight chairs and shall also furnish a metal four-drawer vertical filing cabinet, one plan holder rack, one approved locker with separate lock and key for storing Engineer's instruments, two clothes lockers or closets, and one fire extinguisher.
H.Stools. Two stools of the proper height shall be furnished for each work site.
I.Miscellaneous Storage Shelves. Except for Type 3 buildings, six linear feet of storage shelves for books, etc., shall be furnished. If two 3-foot shelves are furnished, they shall be no less than 12 inches apart vertically. Type 3 Buildings shall have six linear feet of shelves in each end.
J.Toilet Facilities. Type 2 and Type 3 Buildin gs shall have satisfactory indoor enclosed toilet facilities meeting the sanitary code of the local governmental agency having jurisdiction in the area where the unit is to be used. For Type 1 Buildings, the Contractor shall provide at the site of the building outdoor toilet facilities meeting the applicable sanitary code.
K.Utilities. All utilities, including water, se wage, gas and electricity, shall be connected to their service source ready for use prior to the Engineer's occupancy. Water service shall be potable quality or a separate drinking water supply shall be furnished. Lighting shall be adequate to provide not less than 70-foot candles of light on all working surfaces. Not less than one electrical convenience outlet shall be provided for each desk and table plus two additional outlets each in the office space and laboratory space. Heating and cooling shall be thermostatically controlled. The Contractor shall have one telephone installed in the name of the Engineer. The telephone service shall be capable of providing service to the Pr oject Office, District Office, Contractor’s Field or Main Office, and the Central Offices in Jackson. The Contractor shall provide a broadband connection to the internet. The service shall be capable of providing a downstream speed of at least 12 Mbps and an upstream speed of at least 1 Mbps. The Contractor shall provide an all-weather acce ss road to the field office and laboratory and parking for not less than six full-sized automobiles. For the duration of the contract, the Contractor shall maintain the field office and laboratory, shall provide janitor service at least once each week, and shall supply all heating fuel, electricity, water, and telephone service.
L.Air Conditioner. For Type 2 and Type 3 Buildings, an air conditioning unit shall be furnished and shall be capable of furnishing sufficient cooling to adequately maintain an inside temperature of 72 to 78°F.
622.03.1 2--Type 2 LO and Type 3 LO Field Office Buildings. Type 2 LO or Type 3
LO buildings shall meet the requirements specified hereinabove for Type 2 or Type 3, respectively, and in addition shall meet the following minimum requirements:
A.Dimensions. Type 2 LO buildings shall have dimensions of not less than those specified for Type 2 above and, in addition, shall be partitioned into two rooms. One room for laboratory space shall consist of not less than 125 square feet floor space, shall consist of not less than 150 square feet floor space, including toilet, with the combined total floor space of not less than that specified for Type 2 above. Each Type 2 LO building shall have two entrance doors as described in Subsection 622.03.1.1, B, 1. Type 3 LO Buildings shall have dimensions of not less than those specified for Type 3 above, and, in addition, shall be partitioned into two rooms. One room for laboratory space shall consist of not less than 150 square feet of floor space and the other room for office space shall consist of not less than 400 square feet of floor space, including toilet, with the combined total floor space of not less than that specified for Type 3 above. Each LO building shall have a swinging or sliding door between the specified two rooms.
B.Construction and Facilities. Type 2 LO or Type 3 LO buildings shall be constructed, equipped and utilities provided as set out in Subsection 622.03.1.1, B through L, except that the portion indicated to be used as a field laboratory shall be modified to provide minimum laboratory facilities as specified in Subsection 621.03. Heating and cooling facilities shall be such as to provide the temperatures specified in Subsection 622.03.1.1, F and L, in each room. The Contractor may furnish larger buildings th an the type specified, provided all inside arrangements meet minimum requirements and are approved by the Engineer. When a Type 2 LO or Type 3 LO building is specified, the Contractor may furnish either a single building partitioned as indicated to provide the required space, or separate units, one in accordance with the construction details of Section 621 and the other in accordance with this Section 622 for Type 2 or Type 3, depending upon whether Type 2 LO or Type 3 LO is specified. When separate units are furnished, each unit shall be equipped, located and services provided as if each were specified.
622.03.2 Location. Engineer's field office building Type 1 shall be located within or near
the project limits as directed by the Engineer. As the work progresses the offices shall be moved to other locations at the direction of the Engineer. Types 2 and 3 office buildings and Types 2 and 3 LO buildings may be located within the project limits or near the proj ect as directed by the Engineer. Whenever possible the building shall be located within 1,000 feet of a source of electric power provided by the Contractor and the Contractor shall provide such electric power to the building as indicated hereinabove. When the Engineer determines it is necessary to so locate the building that electric power must be transmitted for exclusive use by the Engineer for a distance in excess of 1,000 feet, the cost for that part of the distance in excess of 1,000 feet shall be considered Extra Work.
622.03.3 Ownership and Use. Whether owned, leased or rented by the Contractor,
possession of each building will re main with the Contractor w ho provides the building. The building(s) and all appurtenances shall be furnished, located and made ready for use by the Engineer as a first item of work. The building(s) shall be reserved for the exclusive
Referenced in this section
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Source: Standard Specifications for Road and Bridge Construction, 2017 Edition. Pages 498–501 of 1,113. View official source ↗