Art. 632.02 Removing and Reerecting Guardrail and Terminals
632.02 General. The guardrail and cable road guard shall be removed so that
all material considered suitable by the Engineer for future use shall be salvaged. Posts having salvage value shall be removed without damage and those having no salvage value shall be pulled, or cut off at least 6 in. (150 mm) below the ground surface. All holes shall be filled and tamped. The salvaged material shall be stored at locations and in a manner approved by the Engineer. Any of this material having salvage value and which has been damaged by the Contractor shall be replaced at his/her own expense with new material of the same kind.
632.03 Method of Measurement. This work will be measured for payment in
feet (meters), measured from center to center of end posts.
632.04 Basis of Payment. This work will be paid for at the contract unit price
per foot (meter) for GUARDRAIL REMOVAL or CABLE ROAD GUARD REMOVAL. SECTION 633. REMOVING AND REERECTING GUARDRAIL AND TERMINALS
633.01 Description. This work shall consist of the complete removal and
reerection of existing steel plate beam guardrail and traffic barrier terminals, or the rail elements of existing steel plate beam guardrail and traffic barrier terminals.
633.02 Materials. New materials, when required, shall be according to
633.03 General. The removal, temporary storage, and reerection of existing
guardrail and traffic barrier terminals shall be performed according to the applicable portions of Sections 630, 631 and 632. New bolts, nuts and washers shall be used throughout in the reerection work. All existing C posts shall be replaced with new posts. Rail elements and posts that are damaged during removal or that are otherwise unsatisfactory for reerection shall be replaced. Where existing steel blockouts are encountered, exclusive of Type C guardrail, they shall be replaced with either new wood or new plastic blockouts. The existing steel posts may be drilled to match the bolt pattern shown on the plans for the wood block-out or a new steel post shall be provided. Existing bolts shall be removed by removing or shearing the nuts. The use of a cutting torch to remove existing bolts will not be allowed. When removal and reerection includes the rail element only, the guardrail shall be temporarily stored against the posts or at the shoulder line. The existing posts shall not be exposed overnight without rail elements. The complete guardrail, guardrail elements, and traffic barrier terminals shall be reerected at the locations and according to the details shown on the plans. Guard Posts Art. 634.03
633.04 Method of Measurement. The complete removal and reerection of
the various types of steel plate beam guardrail will be measured for payment in feet (meters) in place at the location of reerection. The complete removal and reerection of the various types of traffic barrier terminals will be measured for payment in place at the location of reerection in units of each according to Article 631.12. The removal and reerection of the rail elements of steel plate beam guardrail and adjoining traffic barrier terminals will be measured for payment in feet (meters), measured from center to center of end posts. Excavation in rock will be measured for payment according to Article 502.12.
633.05 Basis of Payment. The work of complete removal and reerection will
be paid for at the contract unit price per foot (meter) for REMOVE AND REERECT STEEL PLATE BEAM GUARDRAIL, of the type specified, and at the contract unit price per each for REMOVE AND REERECT TRAFFIC BARRIER TERMINALS, of the type specified. Replacement of unsatisfactory rail elements and posts, except those damaged by the Contractor during removal, will be paid for according to
Article 109 — 04.
The work of removal and reerection of rail elements only will be paid for at the contract unit price per foot (meter) for REMOVE AND REERECT RAIL ELEMENT OF EXISTING GUARDRAIL. Replacement of unsatisfactory rail elements, except those damaged by the Contractor during removal, will be paid for according to
Article 109 — 04.
Excavation in rock will be paid for according to Article 502.13. SECTION 634. GUARD POSTS
634.01 Description. This work shall consist of furnishing and setting guard
posts.
634.02 Materials. Materials shall be according to the following.
Item Article/Section
a.Guard Posts ....................................................................................... 1007.09
b.Preservative Treatment ..................................................................... 1007.12 CONSTRUCTION REQUIREMENTS
634.03 Preparation of Posts. The bottom of the posts shall be sawed
square, and the tops shall be rounded to a hemisphere. This sawing and rounding shall be performed at the source of supply, and not in the field. All posts shall be peeled by removing all of the rough bark and at least 80 percent of the inner bark. All knots and projections shall be shaved smooth and flush with the surrounding wood.
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Source: Illinois Standard Specifications for Road and Bridge Construction, 2022 Edition. Pages 575–576 of 1,217. View official source ↗