861_Guardrail_Traffic_Gates_and_Cattleguard_Maint_pbsc.doc
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- AG-05GG-S-09-0057
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861 Maintenance of Cattleguards Traffic Gates and Guardrails
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861 MAINTENANCE of CATTLEGUARDS, TRAFFIC GATES, and GUARDRAILS 861.01 Service Required Clean and recondition cattleguards, traffic gates, guardrails, and appurtenances.
861.02 Performance Standard A. Cattleguard maintenance is complete when: it is free of structural defects, the deck provides a smooth, stable, compact transition to the adjacent road surface, and presents no traffic or livestock hazards; the wings are functional and secured to the deck and post; debris and other materials have been removed from the vault area to the full depth of the foundation over the entire width; and designated signs are in compliance with MUTCD, EM 7100-15 Standards for Forest Service Signs and Posters, and Forest Service Sign Installation Guide 6E62H99 – Sign Installation Field Guide. Both EM 7100-15 and 6E62H99 are available at http://www.fs.fed.us/database/acad/om/.
B. Traffic gate maintenance is complete when it is free of structural defects, the gate and all associated posts are stable and the locking mechanism is in working order, the surfaces are free of oxidation and painted, and all designated signs are in compliance with MUTCD.
C. Guardrail maintenance is complete when it is free of structural defects, and all posts and rails are stable, secure, aligned, and in compliance with State Standards and “AASHTO Roadside Design Guide”.
861.03 Location of Work
As specified on roads listed on the ROAD LISTING, SHOWN ON THE PLANS, or as ordered by the Contracting Officer.
861.04 Measurement
Measurement under this Section will be made by the total number of units for each item listed in the SCHEDULE OF ITEMS completed and accepted.
A. Mile: Work activity will be measured along the centerline of the road regardless of the number of lanes.
B. Linear Foot: Work activities by the linear foot measured by using standard survey methods rounded to the nearest one (1) foot.
861.05 Payment
A. The accepted quantities will be paid at the contract price per unit of measurement for the Section 861 pay items listed in the schedule of items. Payment will be full compensation for the work prescribed in this Section.
Pay Item
Pay Unit 861(1) Recondition/clean one-lane cattleguard
Each 861(2) Recondition/clean two-lane cattleguard
861(3) Recondition/clean cattleguards
Lump Sum 861(4) Recondition/clean traffic gate
861(5) Recondition/clean traffic gate
861(6) Recondition/clean guardrail
Linear Foot 861(7) Recondition/clean guardrail
861(8) Steel structure component and fastener replacement Lump Sum 861.06 Acceptable Quality Levels
| Description |
| Major |
| Minor |
| Allowable Defects |
| Required Action |
| Defect |
| Defect |
| Major |
| Minor |
| Major |
| Minor |
| Metal Surfaces |
| Exposed metal, rust , or oxidation, greater than 25% of surface |
| Exposed metal, rust, or oxidation, 25% or less of surface |
| 0 |
| N/A |
| Paint or Coat |
| N/A |
| Penetrated rust or oxidation that compromises structural integrity |
| Penetrated rust or oxidation that does not compromise structural integrity |
| 0 |
| 0 |
| Replace component |
| Paint or Coat and notify |
| Structural Integrity |
| Major cracks, broken, decomposed, or missing components and fasteners. |
| Minor cracks, loose components and fasteners. |
| 0 |
| 0 |
| Replace component and/or fasteners |
| Repair component and/or fasteners |
| Alignment |
| Greater than 10% deviation from original lines and grades, or non-functional. |
| 10% or less deviation from original lines and grades. |
| 0 |
| N/A |
| Repair or replace |
| N/A |
| Vaults/drainage |
| Greater than 50% of the vault is full or drainage is impeded. |
| 50% or less of the vault is full and drainage is not impeded. |
| 0 |
| N/A |
| Clean |
| N/A |
| Signs/Markers |
| Missing, non-functional or non-readable |
| Bent or damaged, but still functional and readable |
| 0 |
| N/A |
| Repair or replace |
| N/A |
| Debris produced by Service Provider operations. |
| Debris left on road or placed in drainage structures. |
| N/A |
| 0 |
| N/A |
| Remove from road or drainage |
| N/A |
| Removed materials or pieces left on National Forest |
| Unserviceable posts, rails, or other materials left on National Forest |
| N/A |
| 0 |
| N/A |
| Remove from National Forest |
| N/A |
| Materials and Methods |
| Does not conform to AASHTO, ASTM, AWPA, and MUTCD standards. |
| N/A |
| 0 |
| N/A |
| Reject and replace |
| N/A |
| Work Area Management |
| Not following approved safety plan which may include signs, flaggers, and other temporary traffic control measures |
| N/A |
| 0 |
| 0 |
| Suspend work until in compliance |
| N/A |
861 - MAINTENANCE OF CATTLE GUARDS, GATES, AND GUARD RAILS (09/10/04) 4
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