1017. 3(h) 1017. 4(b) embankment material in layers no more than 4 inches in depth. Thoroughly compact mechanically, as specified in Section 202.3(f).
1017.4MEASUREMENT AND PAYMENT —
1018. 1 1018. 3(a)
1018.1DESCRIPTION —This work is the removal and disposal of existing bridges, culverts, or superstructures.
1018.2MATERIAL —
• Topsoil . Section 802.2
• Seeding and Soils Supplements . Section 804.2
• Mulching . Section 805.2
1018.3CONSTRUCTION —
demolition and removal methods to be used for the removal of an existing bridge or culvert, as indicated. Demolition is the point in time when a portion of the structure is being cut, sawed, drilled, or impacted through excavation or other means that could affect the stability of the structure. Provide, at a minimum, the following information within the demolition plan:
• Methods of protection and safety for the general public, inspection personnel, and construction personnel .
• Location and method of protection of utilities .
• Method of protecting streams/waterways when present.
• Phasing and sequence of operations indicating construction equipment to be used for the intent of the operation being performed.
• Location and weights of equipment during demolition .
• Weights of equipment/materials to be staged/stockpiled on the structure. Consider the condition of the existing structure when proposing to place loads on the portion of the structure to be demolished.
• When and how critical sections of the structure are to be removed (i.e. fracture critical components, arches, rigid frames) and provide analysis as required by the Representative to determine the structural stability of partial or complete parts of the structure being demolished.
• Method of providing temporary support for elements which will become unstable.
Demolition plan submissions for bridge removal are to be signed and sealed by a Professional Engineer, registered in the State if one or more of the following criteria apply to the structure being removed:
• Over a roadway ;
• Span length exceeds 80 feet ;
• Existing structures without plans with span length over 50 feet ;
• Arches or rigid frame structures with span length over 50 feet ;
• Fracture critical structures ;