BRIDGE REPAIR - SLATE MINE ROAD AT PINE LOG CREEK

Revised: June 17, 2026
Date: March 10, 2005
First Use Date 2001 Specifications: December 12, 2002
DEPARTMENT OF TRANSPORTATION
STATE OF GEORGIA
SPECIAL PROVISION
SLATE MINE ROAD over PINE LOG CREEK
Gordon County
Section 518-Raise Existing Bridge
Add the following:
518.1 General Description
This work consists of raising an existing bridge the minimum amount necessary to remove and reset bearing assemblies and
replace existing bent caps while maintaining traffic in accordance with the Specifications and Plan Details.
518.1.01 Definitions
General Provisions Section 109 through 150.
518.1.02 Related References
Section 500
Section 501
518.1.03 Submittals
A. Shop Drawings
Submit proposed methods for raising the bridge spans in sufficient time for review and approval by the Engineer prior to
commencing work.
B. Calculations
Submit calculations for the proposed method and materials.
518.2 Materials
Ensure that materials are in accordance with the Plans and Specifications.
518.3 Construction Requirements
518.3.01 Personnel
General Provisions 101 through 150.
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Section 518 - Raise Existing Bridge
518.3.02 Equipment
General Provisions 101 through 150.
518.3.03 Construction
A. Contractor Options
1. Use either of the following methods:
a. Hydraulic jacks may be placed under each beam at each bent and act in unison in each bay at each bent and be
supported on false bents or cribbing.
b. Hydraulic jacks may be used in conjunction with jacking beams and act in unison in each bay at each bent and
be supported directly on existing cap unless cap is being replaced as shown in the plans.
c. Jacking directly on or using the edge beams will not be allowed.
2. Jack the bridge by individual spans or in unison with adjacent spans. Do not exceed 112 inches (37.5 mm)
differential height between spans or bridge approaches.
B. Blocking
1. Temporary: Use standard steel rolled shapes and/or plates as temporary blocking under jacks. At other locations,
standard steel rolled shapes or oak timbers may be used.
2. Permanent: Use steel bearings plates, shim plates and steel pedestals, and existing bearing assembly plates unless
otherwise shown in the plans. When multiple shim plates are used, weld plates all around at each interface. The
minimum thickness of any shim plate is 14 inch (6 mm).
C. Anchor Bolts
Install new anchor bolts in accordance with the Plans.
D. Manifolds and Gauges
1. When the jack stroke is greater than 1 inch (25 mm), use a gauge at each jack and use a minimum of one manifold at
each bent.
2. When the jack stroke is equal to or less than 1 inch (25 mm), use a minimum of one gauge per manifold.
3. Only use standard steel rolled shapes and/or plates as temporary blocking under jacks. At other locations, standard
steel rolled shapes or oak timbers may be used.
D. Damage
Repair any damage to the bridge or road resulting from bridge jacking work at no expense to the Department.
518.4 Measurement
No separate measurement for payment of Raise Existing Bridge will be made.
518.4.01 Limits
General Provisions 101 through 150.
518.5 Payment
This work shall be included in the overall price bid for Spall Repairs and Realign Bearings and Repair Anchor Bolts.
This Lump Sum price for those items is full compensation for furnishing all labor, materials, equipment, and services necessary
to raise the bridge. This cost also includes any costs associated with obtaining access, clearing, grading, excavation, and
temporary shoring.
Payment will be made under:
I tem No. 518 Raise Existing Bridge, STA -
518.5.01 Adjustments
General Provisions 101 through 150.
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