631.01 Description.
rail; for all incidental material, bolts, brackets, etc., as sh own on the plans; and for all equipment, tools, labor, and incidentals necessary to complete the work. Accepted Guardrail End Anchor Assemblies, measured as provided above, will be paid for at the contract unit price per each, which shall be full compensat ion for excavating, backfilling, disposal of surplus materials, for furnishing, erecting the anchor assembly, and all incidental materials necessary to install the assembly, complete in place, as shown on the plans, and for all equipment, tools, labor, and incidentals necessary to complete the work. Accepted steel beam guardrail for culvert, measured as provided above, will be paid for at the contract unit price bid per linear foot {meter} which shall be payment in full for excavating, backfill, and disposa l of surplus material; for furnishing, transporting, and erecting of posts and rail; for saw cutting and epoxy coating the parapet; for all bolts, brackets, bases, and hardware including any required drilling for installation; and for all equipment, tools, labor, and incidentals necessary to complete the work.
b.Payment will be made under Item No .: 630-A Steel Beam Guardrail, Class ____ , Type ____ - per linear foot {meter} 630-B Aluminum Beam Guardrail, Class ____ - per linear foot {meter} 630-C Guard rail End Anchor, Type ____ - per each 630-G Steel Beam Guardrail for Culvert, Class ____, Type ____Case ____ per linear foot {meter} GUARDRAIL OR BARRIER RAIL RELOCATED
631.01 Description.
This Section shall cover the work of relocating guardrail or barrier rail and end anchor systems to the established lines and grades at the locations shown by the plans or directed, in conformity with the plans and these Specifications. The relocation shall include the removal, reconditioning, and reinstallation of the rail, posts, hardware, and anchor systems. This Section shall also cover the adjustment (reset) of existing guardrail.
631.02 Materials.
a.Salvaged Material . All portions of the rail elements, posts , and other hardware designated to be reset or relocated shall be cleaned and inspected. Damaged portions shall be discarded or repaired as directed. Damage to galvanization on metal (steel) portions shall be repaired with approved galvanizing repair paint . Posts and rail elements shall be cut or drilled to conform to the requirements of the current plan requirements for the type rail being used. Timber posts shall be coated with one liberal coat of the type preservative used in the original treatment, unle ss the use of another type preservative is authorized by the Engineer. Galvanized steel posts which cannot be repaired satisfactorily with galvanized repair paint shall be painted with an approved aluminum paint.
b.New Materials . New materials shall meet the requirements specified in Section 864, Guardrail and Barrier Rail Material. Paint shall meet the requirements of Section 855, Coatings, Paints, Enamels, and Varnishes for Metal or Wood Structures.
631.03 Construction Requirements.
a.General . The Contractor shall promptly replace, without extra compensation, any materials lost, damaged, or injured on account of carelessness, negligence, or failure to conduct the work properly. Any such replacements shall be with materials conforming to the original ma terial requirements. Should any of the rail, posts, or end anchors included in the relocation or reset items be deemed, by the Engineer, unsuitable for reuse through no fault or negligence of the Contractor, the Engineer may either furnish materials accept able for use or may require the Contractor to furnish new materials.
631.05 Basis of Payment.
Payment for such new rail, posts, or end anchors, but not hardware, will be made as for unused materials outlined in Subarticle 109.06(b). Attention is directed to the fact that this type work will be performed under traffic requiring special care to expedite the work and prevent undue hazardous conditions to occur during the operation. Attention is directed to the requirements of Subarticle 630.03(d).
b.Post Replacement . Post replacemen ts shall be made with salvaged posts from other sources until exhausted. All new replacement posts shall, if practicable, be placed together in selected sections of guardrail constructed in accordance with current standard plans, and shall, to the extent p racticable, be of the same type and size as the salvaged posts.
c.Installation . Installation shall be in accordance with the provisions of Article 630.03.
d.Guardrail Reset and Guardrail End Anchor Reset. These items shall be completed in accordance with the requirements shown on the plans or as directed by the Engineer.
631.04 Method of Measurement.
Guardrail or Barrier Rail Relocated will be measured in linear feet {meters} along the face of the rail to the nearest 0.1 foot {0.1 m} from end to end of each continuous portion of rail relocated, Guardrail End Anchors Relocated will be measured in individual unit assemblies, complete in place, of the type designated, relocated to the satisfaction of the Engineer. Guardrail Reset will be measured in linear feet {meters} along the face of the rail to the nearest 0.1 foot {0.1 m} from end to end of the section of guardrail to be reset. Guardrail End Anchor Reset will be measured per each.
631.05 Basis of Payment.
a.Unit Price Coverage .
1.Guardrail and Barrier Rail Relocated. Accepted guardrail or barrier rail relocated, measured as provided above, will be paid for at the contract unit price bid per linear foot {meter} for the type rail to be relocated which shall be payment in full for rem oving the in place rail and posts, preparing the rail, posts, and hardware for relocation, and for the installation of the posts, rail, and accessories. The above unit prices shall include furnishing any additional necessary hardware, equipment, tools, lab or, and incidentals necessary to complete these items of work. Any new rail or posts required to replace damaged rail or posts, through no fault of the Contractor, shall be furnished by the Contractor with payment to be made the same as for unused material s outlined in Subarticle 109.06(b).
2.Guardrail End Anchor Relocated Accepted guardrail and anchors relocated, measured as provided above, will be paid for at the contract unit price bid per each, which shall be payment in full for removing the in place a nchor system, preparing the anchor system and accessories for relocation, and for the installation of the complete assembly. The unit price bid shall include any additional hardware, equipment, tools, labor, and incidentals necessary to complete this item of work. Any new end anchor required to replace an unserviceable end anchor will be paid for as for unused materials outlined in Subarticle 109.06(b).
3.Guardrail Reset Accepted guardrail reset, measured as noted above, will be paid for at the contract un it price bid per linear foot {meter} for the type rail to be reset which shall be payment in full for all equipment, tools, labor, blockouts, and additional hardware required to complete the work. Any new rail or posts required to replace damaged rail or posts, through no fault of the Contractor, shall be furnished by the Contractor with payment to be made the same as for unused materials outlined in Subarticle 109.06(b).
4.Guardrail End Anchor Reset Accepted guardrail end anchor reset, measured as noted a bove, will be paid for at the contract unit price bid per each and shall be payment in full for all equipment, tools, labor, hardware, and incidentals needed to complete the work. Any new end anchor required to replace an unserviceable end anchor will be p aid for as for unused materials outlined in Subarticle 109.06(b).
632.01 Description.
b.Payment will be made under Item No .: 631-C Guardrail Reset – per linear foot {meter} 631-E Guardrail End Anchor ** Reset – per each 631-F ** Relocated - per linear foot {meter } 631-G Guardrail End Anchor *** Relocated - per each * Steel Beam Guardrail Class ____ , Type ____ ; Aluminum Beam Guardrail Class ____ Steel Rectangular Tube, Barrier Rail; Extruded Aluminum Tube, Barrier Rail ** Type 1, 2, 3, etc. SECTION 632 HEADLIGHT GLARE SCREEN
632.01 Description.
This Section shall cover the work of furnishing and erecting headlight glare screens in accordance with the details shown on the plans and as specified herein at the locations shown on the plans or designated. Where optional types are permitted, the same type, once selected, shall be used throughout the project.
632.02 Materials.
Materials furnished for use shall meet the requirements of Division 800, Materials, and th e requirements noted in the plans.
632.03 Construction Details.
All construction methods and equipment employed in installation of the headlight glare screen shall be in accordance with the requirements shown on the plans and those of the manufacturer of t he materials being used and good erection practices, so that the resulting structure will provide the expected service and be complete in every detail. Headlight glare screen may be supported by ground -mounted posts or posts attached to guardrail posts, rectangular tubing barrier rail, along the top of the concrete median barrier wall or other special mounting as shown on the plans.
632.04 Method of Measurement.
Quantities of Headlight Glare Screen to be paid for will be determined by the linear foot {meter } from actual measurements along the line of the completed headlight glare screen.
632.05 Basis of Payment
a.Unit Price Coverage . The accepted quantity of Headlight Glare Screen, measured as provided above, will be paid for at the respective contract un it bid price for each separate type of mounting. The said unit price shall be payment in full for furnishing all materials and for all labor, tools, equipment, and incidentals necessary for performing all work involved in constructing the headlight glare s creens, complete in place, in accordance with the details shown on the plans. When plans show the Headlight Glare Screen to be mounted on existing facilities, the unit bid price shall also include the necessary drilling, welding, and/or other special treat ment of the existing facility for satisfactory attachment of the posts.
b.Payment will be made under Item No .: 632-A Headlight Glare Screen, ( * Type of Mounting) - per linear foot {meter} * Example: Ground mounted; Mounted on Guardrail Posts; Mounted on Barrier Rail , Rectangular Tubing; or Mounted on Concrete Median Barrier.
Source: Alabama Standard Specifications for Highway Construction, 2022 Edition. Pages 517–518 of 934.