CATEGORY 100 PRELIMINARY SECTION 114 — TRUCK STAGING AREAS AND IDLING REQUIREMENTS
114.01 Description
Locate truck staging areas and avoid unnecessary idling of construction equipment in order to reduce engine emissions and to provide air quality benefits to those who live or work in or adjacent to the construction site.
114.02 Materials
Not applicable.
114.03 Construction
Establish truck staging areas for all vehicles waiting to load or unload materials at the job site. Subject to review and approval by the Administration, locate staging areas where emissions will have the least impact on sensitive areas and the public. Sensitive areas include, but are not limited to, hospitals, schools, residences, motels, hotels, daycare facilities, and elderly housing and convalescent facilities. All sources of emissions shall be located as far away as possible from fresh air intakes, air conditioners, and windows. Idling of all mobile construction equipment, including delivery trucks, shall be limited to five minutes except under any of the following circumstances:
a.When forced to remain motionless because of traffic conditions or mechanical difficulties over which the operator has no control.
b.When necessary to operate defrosting, heating, or cooling equipment to ensure the safety or health of the driver or passenger.
c.When necessary to operate auxiliary equipment that is located in or on the mobile source to accomplish the intended use of the mobile source.
d.To attain the recommended operating temperature.
e.When the outdoor temperature is below 32 F. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
f.When undergoing maintenance that requires operation for more than five consecutive minutes. The above requirements do not prohibit the operation of an auxiliary power unit or generator set as an alternative to idle the main engine of a motor vehicle operating on diesel fuel.
114.04 Measurement and Payment
All methods and procedures required to comply with these requirements will not be measured for payment but will be incidental to the pertinent Contract items. 120 — TREE PRESERVATION CATEGORY 100 PRELIMINARY SECTION 120 — TREE PRESERVATION
120.01 Description
Establish and maintain a Tree Preservation Area (TPA).
120.02 Materials
Temporary Orange Construction Fence 104.20.02 Fertilizer 920.03.01
120.02.01 Tree Preservation Program (TPP). The Administration will develop a TPP to
establish the goals and specify the procedures for tree branch pruning, brush removal, tree felling, tree root pruning, tree fertilizing, and other tree preservation operations to protect trees and vegetation within the TPA.
120.03 Construction
120.03.01 Maryland Licensed Tree Expert (LTE). A LTE shall perform or directly supervise
the operations specified in the Contract Documents and the TPP in conformance with the Maryland Roadside Tree Law, the Forest Conservation Act, and accepted arboricultural practices.
120.03.02 Delineation. Delineate the perimeter of the TPA as specified in the Contract
Documents. 120.03.03 Temporary Orange Construction Fence (TOCF). Ensure that the delineated TPA is approved prior to installing the TOCF. Perform installation and maintenance as specified in
104.20.03 Complete installation of the TOCF before:
a.Beginning clearing and grubbing operations.
b.Installing erosion and sediment controls. (c) Conducting the Tree Preservation Meeting. (d) Performing tree preservation operations.
120.03.04 Tree Preservation Meeting. Prior to beginning work, meet at the TPA with the
Engineer, the Landscape Programs Division, and the LTE to review the TPP. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
Source: Maryland Standard Specifications for Construction and Materials, 2025 Edition. Pages 274–275 of 1,113.