7. DRAFT_Dutton Hill G-Z IRSC_Dutton Hill Appendix C.pdf

Dutton Hill G to Z Stewardship IRSC Coconino National Forest Page 1 of 48 Flagstaff Ranger District

Dutton Hill Treatment Area

APPENDIX C

C(T)5.31# – ROAD MAINTENANCE REQUIREMENTS. (9/04) Contractor shall maintain roads in accordance with the following Contract Road Maintenance Requirements Summary:

Road Maintenance Requirements Summary – Pre Haul

Road Termini

Miles Road

ML

Applicable Pre-Haul Road Maintenance Specifications

Remarks

From To T-803 T-804 T-805 T-806 T-809 T-810 T-811 231 End of

Pavement Jct. 538 12.92 3/4 C

231D Jct. 231 Jct. 526B 1.70 2 C C 526 Jct. 526B Jct. 530 2.80 2 C C

526B Jct. 526 Jct.

231D

1.19 2 C C

527 Jct. 538 Jct. 530B 4.32 2 C

530 Jct.231 MP 6.05 6.05 2 C C

530A Jct. 530 MP 4.95 4.95 2 C C 530B Jct. 527 Jct. 530 1.36 2 C

530C Jct. 530 Jct. 530A 1.05 2 C 530D Jct. 530A Jct. 527 1.98 2 C C 530E Jct. 530A MP 0.64 0.64 2 C 538 Jct. 231 Jct. 527 1.35 3 C

9016N Jct. 526 MP 0.59 0.59 2 C

9420Y Jct. 530C MP 0.85 0.85 2 C C

C = Contractor Performance Item, D = Deposit to Forest Service, D3 = Deposit to Third Party

Page 2 of 48 Flagstaff Ranger District

Road Maintenance Requirements Summary – During Haul

ML

Applicable During Haul Road Maintenance

231 End of

Pavement Jct.

12.92 3/4 C

231D Jct. 231 Jct.

526B

1.70 2 C

526 Jct. 526B Jct.

2.80 2 C

526B Jct. 526 Jct.

231D

1.19 2 C

527 Jct. 538 Jct.

530B

4.32 2 C

530 Jct.231 MP 6.05

6.05 2 C

530A Jct. 530 MP 4.95

4.95 2 C

530B Jct. 527 Jct.

1.36 2 C

530C Jct. 530 Jct.

530A

1.05 2 C

530D Jct. 530A Jct.

1.98 2 C

530E Jct. 530A MP 0.64

0.64 2

538 Jct. 231 Jct.

1.35 3 C

9016N Jct. 526 MP 0.59

0.59 2 C

9420Y Jct. 530C MP 0.85

0.85 2

Page 3 of 48 Flagstaff Ranger District

Road Maintenance Requirements Summary – Post Haul

ML

Applicable Post-Haul Road Maintenance

231 End of

Pavement Jct.

12.92 3/4 C

231D Jct. 231 Jct.

526B

1.70 2 C

526 Jct. 526B Jct.

2.80 2 C

526B Jct. 526 Jct.

231D

1.19 2 C

527 Jct. 538 Jct.

530B

4.32 2 C

530 Jct.231 MP 6.05

6.05 2 C

530A Jct. 530 MP 4.95

4.95 2 C

530B Jct. 527 Jct.

1.36 2 C

530C Jct. 530 Jct.

530A

1.05 2 C

530D Jct. 530A Jct.

1.98 2 C

530E Jct. 530A MP 0.64

0.64 2 C

538 Jct. 231 Jct.

1.35 3 C

9016N Jct. 526 MP 0.59

0.59 2 C

9420Y Jct. 530C MP 0.85

0.85 2 C

Rev. April 2019

Page 4 of 48 Flagstaff Ranger District

SOUTHWESTERN REGION

Road Maintenance T-Specifications for

Timber Sale/Stewardship Contracts

ROAD MAINTENANCE REQUIREMENTS:

The Contractor shall maintain roads in accordance with road maintenance requirements in C/CT5.31# or K/KT-F/FT.3.1# and the following road maintenance specifications.

Specification Specification Title

T-800 Definitions

T-801 Slide and Slump Repair

T-802 Ditch Cleaning

T-803 Surface Blading

T-804 Opening & Maintaining Roads

T-805 Opening & Maintaining Roads (High Blading)

T-806 Surface Repair

T-807 Surface Stabilization (Water)

T-808 Obsolete

Surface Stabilization (Other Materials)

T-809 Minor Drainage Structures

T-810 Roadway Vegetation

T-811 Closing Roads

T-812 Miscellaneous Structures

T-813 Treatment and Disposal of Hazard Trees

T-GEN General Requirements

Page 5 of 48 Flagstaff Ranger District

SPECIFICATION T-800 DEFINITIONS

Wherever the following terms or pronouns are used in Specifications T-801 through T-GEN, the intent and meaning shall be interpreted as follows:

800-1.1 - Agreement. Maintenance projects require a mutually acceptable method to resolve the problems, which arise when incompatible situations arise between drawings and specifications and actual conditions on the ground to allow orderly and satisfactory progress of the maintenance.

These specifications have been developed in anticipation of those problem areas and have provided that such changes will be by Agreement.

It is intended that drawings and specifications will govern unless "on-the-ground" conditions warrant otherwise, when specifications call for "Agreement", "agreed", or "approval" such Agreement or approval shall be promptly confirmed in writing.

800-1.2 - Annual Road Maintenance Plan. A plan prepared by various users of one or several roads. The plan is an Agreement on maintenance responsibilities to be performed for the coming year.

800-1.3 - Base Course. Material used to reinforce Subgrade or, as shown on drawings, placed on Subgrade to distribute wheel loads.

800-1.4 - Berm. Curb or dike constructed to prevent uncontrolled Roadway runoff water from discharging onto embankment slope.

800-1.5 - Borrow. Select Material taken from designated borrow sites.

800-1.6 - Crown, Inslope, and Outslope. The cross slope of the Traveled Way to aid in drainage and traffic maneuverability.

800-1.7 - Culverts. A conduit or passageway under a road, trail, or other obstruction. A culvert differs from a bridge in that it is usually entirely below the elevation of the Traveled Way.

800-1.8 - Drainage Dip. A dip in the Traveled Way which intercepts surface runoff and diverts the water off the Traveled Way. A Drainage Dip does not block the movement of traffic.

800-1.9 - Drainage Structures. Manufactured structures which control the runoff of water from the Roadway including Inslope, overside drains, aprons, flumes, downdrains, downpipes, culverts, and the like.

800-1.10 - Dust Abatement Plan. A table which lists the road, dust palliative, application rates, and estimated number of subsequent applications.

800-1.11 - Lead-off Ditches. A ditch used to transmit water from a Drainage Structure or Drainage Dip outlet to the natural drainage area.

800-1.12 - Material. Any substances specified for use in the performance of the work.

800-1.13 – Pre-haul Maintenance. Road maintenance work which must be accomplished to maintain the roads to a satisfactory condition commensurate with the Contractor's use, provided Contractor's Operations do not damage improvements under B/BT6.22 or G/GT.2.2, or National Forest resources and hauling can be done safely. This work will be shown in the Annual Road Maintenance Plan as provided in C/CT5.31# or K/T-F/T3.1#. Pre-haul Maintenance work

T-800-1

Page 6 of 48 Flagstaff Ranger District

SPECIFICATION T-800 DEFINITIONS

the Contractor elects to perform will be in compliance with the Road Maintenance T-Specifications.

800-1.14 - Roadbed. The portion of a road between the intersection of Subgrade and sideslopes, excluding that portion of the ditch below Subgrade.

800-1.15 - Road Maintenance Plan. A table which shows applicable road maintenance specifications to be performed by Contractor on specific roads.

800-1.16 - Roadside. A general term denoting the area adjoining the outer edge of the Roadway.

800-1.17 - Roadway. The portion of a road within the limits of excavation and embankment.

800-1.18 - Shoulder. That portion of Roadway contiguous with Traveled Way for accommodation of stopped vehicles, for emergency use, and lateral support of base and Surface Course, if any.

800-1.19 - Slide. A concentrated deposit of Materials from above or on backslope extending onto the Traveled Way or Shoulders, whether caused by mass land movements or accumulated ravelling.

800-1.20 - Slough. Material eroded from the backslope which partially or completely blocks the ditch, but does not encroach on the Traveled Way so as to block passage of traffic.

800-1.21 - Slump. A localized portion of the Roadbed which has slipped or otherwise become lower than that of the adjacent Roadbed and constitutes a hazard to traffic.

800-1.22 - Special Project Specifications. Specifications which detail conditions and requirements peculiar to the individual project.

800-1.23 - Subgrade. Top surface of Roadbed upon which Base Course or Surface Course is constructed. For roads without Base Course or Surface Course, that portion of Roadbed prepared as the finished wearing surface.

800-1.24 - Surface Course. The Material placed on Base Course or Subgrade primarily to resist abrasion and the effects of climate. Surface Course may be referred to as surfacing.

800-1.25 - Surface Treatment Plan. A table which lists the roads and surface treatments to be applied.

800-1.26 - Traveled Way. That portion of Roadway, excluding Shoulders, used for the movement of vehicles.

800-1.27 - Turnouts. That portion of the Traveled Way constructed as additional width on single lane roads to allow for safe passing of vehicles.

800-1.28 - Water Source. A place designated by the Contracting Officer for acquiring water for road maintenance purposes.

800-1.29 - Waterbar. A dip in the Roadbed which intercepts surface runoff and diverts the water off the Roadway. A Waterbar is not designed to be traversable by logging trucks.

T-800-2

Page 7 of 48 Flagstaff Ranger District

Right - of - Way

Clearing Cle aring Width y.

ine Q) C s ro

:E .9

Note: Shapes and dimensions will vary to fit loca I conditions.

See drawings for typical sections.

X and Y denote clearing outside of the final design cross section.

Figure 800-1— Illustration of road structure term s.

T-800-3

R

ev. A pril 2019

Page 8 of 48 Flagstaff Ranger District

SPECIFICATION T-801 SLIDE AND SLUMP REPAIR

DESCRIPTION

1.1 Slide removal consists of the removal from Roadway and disposal of any Material such as soil, rock, and vegetation that cannot be routinely handled by a motor grader during T-802 Ditch Cleaning, and T-803 Surface Blading operations.

Slump repair consists of the filling, with select material, of depressions or washouts in Roadway which cannot be routinely filled by a motor grader during T-803 Surface Blading operations.

Slide removal and Slump repair includes excavation, loading, hauling, placing, and compacting of waste or replacement Material and the development of disposal or borrow areas.

REQUIREMENTS

3.1 Slide removal and slump repair shall be performed whenever necessary during Contractor’s use to facilitate traffic, proper drainage, and to prevent resource damage.

3.2 Slide Material, including soil, rock and vegetative matter which encroaches into the Roadway, shall be removed. The slope which generated the Slide Material shall be reshaped during the removal of the Slide Material with the excavation and loading equipment. Slide Material deposited on the fill slope and below the Traveled Way will not be removed unless needed for slope stability or to protect adjacent resources.

Surface and Base Courses shall not be excavated during Slide removal operations.

Slide Material which cannot be used for other beneficial purposes shall be disposed of at disposal sites designated by the designated Forest Service official. Material placed in disposal sites will not require compaction unless compaction is shown on Road Maintenance Plan. Side casting may be approved by the designated Forest Service official. Side casting into streams, lakes, or water courses shall not be permitted.

3.3 When filling Slumps or washouts, Material shall be moved from agreed locations or borrow sites, placed in 6 inch layers, and compacted by operating the hauling and spreading equipment uniformly over the full width of each layer.

Existing aggregate surfacing shall be salvaged when practical and reinstalled after depressions have been filled. Damaged aggregate base, aggregate surfacing, and bituminous pavement shall be repaired under Specification T-806 Surface Repair.

3.4 The repaired areas of the Slump shall conform to the cross-section which existed prior to the Slump and shall blend with the adjacent undisturbed Traveled Way, unless otherwise agreed.

3.5 During repair, care shall be taken not to permanently foul aggregate or bituminous-surfaces through covering or mixing with earth or other debris from ditches, slides or other sources.

T-801-1

Page 9 of 48 Flagstaff Ranger District

SPECIFICATION T-802 DITCH CLEANING

1.1 Ditch cleaning, which includes outlet and lead-off ditches, consists of removing and disposing all material from Roadway drainage ditches to provide a free-draining waterway conforming to the previous lines, grades, and cross-sections.

3.1 Ditch cleaning shall be performed as often as necessary during use to facilitate proper drainage.

3.2 All Slough Material or other debris which might obstruct water flow in the Roadway ditch shall be removed. Material removed from the ditch, if suitable and agreed to in writing by the designated Forest Service official, may be blended into existing native road surface, Shoulder, or placed in designed Berms in conjunction with T-803 Surface Blading operations.

Material removed from ditches that is not by Agreement blended into existing roads or placed in Berms shall be loaded and hauled to the disposal site designated by the designated Forest Service official, placed in 6 inch layers and compacted by the hauling vehicle, or disposed of as otherwise agreed.

3.3 During ditch cleaning, care shall be taken not to permanently contaminate aggregate or bituminous-surfaces through covering or mixing with earth or other debris from the ditches.

3.4 Roadway backslopes or berms shall not be undercut.

T-802-1

Page 10 of 48 Flagstaff Ranger District

SPECIFICATION T-803 SURFACE BLADING

1.1 Surface blading consists of keeping a native or aggregate surface Roadbed in a condition to facilitate traffic and provide proper drainage. It includes maintaining the Crown or Slope of the Traveled Way, Shoulders, Drainage Dips, all drainage ditches, Turnouts, Berms, and approach road intersections; also cleaning bridge decks. It also provides a level of smoothness appropriate for the traffic served.

MATERIALS

2.1 Water. When required, water shall be applied according to the requirements in Specification T-807 during scarifying and/or blading if sufficient moisture is not present to cut, mix, or compact the surface Material. Water Sources will be shown on the project area map, or designated by the designated Forest Service official. The requirement will be listed in C/CT5.31# or K/KT-F/FT.3.1#, when applicable.

3.1 Surface blading shall be performed immediately before, during, and after Contractor's use as often as necessary to facilitate traffic and proper drainage.

3.2 Surface irregularities shall be eliminated by scarification and/or blading, and the surface left in a free-draining state and to a smoothness needed to facilitate traffic. The surface blading shall preserve the existing cross-section. Surface Material which has been displaced to the Shoulders or Turnouts shall be returned to the Traveled Way. The blading operation shall be conducted to prevent the loss of surface Material and to provide for a thorough mixing of the Material being worked.

3.3 When directed by the designated Forest Service official, residual bituminous material from previous surface-stabilization treatments shall be scarified and reduced to produce material not exceeding 3 inches (76.2 mm) in greatest dimension.

3.4 Roadway backslopes or Berms shall not be undercut, nor shall new Berms be established unless agreed to, in writing, by the designated Forest Service official.

Berms shall be repaired by placing Material, as needed to restore the Berm, to reasonably blend with existing line, grade, and cross-section. Other berms, which are determined by the designated Forest Service official as unnecessary, shall be removed.

3.5 Intersecting roads shall be bladed for a reasonable distance to assure proper blending of the two riding surfaces.

3.6 Drainage Dips and all Ditches shall be cleaned and maintained to reasonably blend with existing line, grade, and cross-section and to provide positive drainage.

T-803-1

T-803-2

Page 11 of 48 Flagstaff Ranger District

3.7 On native surfaced roads, Material generated from backslope Sloughing, and ditch cleaning may be blended with the surface Material being worked. On aggregate surfaced roads this Material shall not be blended with Surface or Base Course Material unless agreed to, in writing, by the designated Forest Service official.

3.8 Rocks or other Material remaining on the Traveled Way after the final pass that are larger than 4 inches in diameter or are larger than the maximum size of imported surfacing shall be removed from the Traveled Way. Unless otherwise designated by the designated Forest Service official, the oversized Material shall be disposed of by sidecasting. Sidecasting into streams, lakes, or water courses shall not be permitted.

3.9 Material and/or debris resulting from work under this specification shall not remain on or in structures, such as Culverts, bridge decks, overside drains, cattleguards, ditches, Drainage Dips, and the like.

3.10 Compaction. When required, the roadbed shall be compacted according to one of the following compaction methods, as listed in C/CT5.31# or K/KT-F/FT.3.1#:

Compaction Method A - Operate equipment over the full-width until there is no visible evidence of further consolidation.

Compaction Method B - Use compression-type or vibratory rollers. Compact, full width, to at least 95 percent of the maximum density. Determine the in-place density and moisture content according to AASHTO T 310 or other approved test procedures. When required, use AASHTO T 224 to correct coarse particles.

3.11 Grid Rolling. When required, the roadbed shall be grid rolled as listed in C/CT5.31# or K/KT- F/FT.3.1#. Unless otherwise agreed by the designated Forest Service official, grid-rolling will continue until roadbed imported surfacing-materials are reduced to a size not exceeding 3 inches (76.2 mm) in greatest dimension or two-thirds of the depth of the existing surfacing, whichever is greater.

T-804-1

Page 804 of 48 Flagstaff Ranger District

SPECIFICATION T-804 OPENING AND MAINTAINING ROADS

1.1 Opening and Maintaining Roads consists of opening roads by removing closure devices, cleaning ditches and other drainage devices built into the roadway, removing berms, and blading the traveled-way.

This work also consists of maintaining the roadway immediately before, during, and after the Contractor's use as necessary to facilitate traffic and proper drainage.

3.1 Closure devices, such as waterbars, depressions, mounds of earth, or downed-trees, shall be removed and disposed of at locations designated by the designated Forest Service official.

3.2 All trees and logs on the roadbed, and trees and brush that overhang the traveled-way and interfere with vehicle travel shall be removed and scattered outside the roadway.

3.3 All drainage features including drainage-dips, ditches, roadway cross-slope, and other drainage devices built into the roadway shall be cleaned and maintained so they are functional.

3.4 Berms shall be removed as directed by the designated Forest Service official, and the traveled-way shall be bladed to produce a smooth rideable surface.

T-805-1

Page 805 of 48 Flagstaff Ranger District

SPECIFICATION T-805 OPENING AND MAINTAINING ROADS (HIGH BLADING)

1.1 Opening and Maintaining Roads (High Blading) consists of opening roads by removing closure devices, cleaning ditches and other drainage devices built into the roadway, removing berms, and blading the traveled-way. This work also consists of maintaining the roadway immediately before, during, and after the Contractor's use as necessary to facilitate traffic and proper drainage. High blading is the removal of oversize material without removing surface vegetation. Oversize is that material 4 inches in diameter and larger, found loose upon the traveled-way.

3.1 Closure devices, such as waterbars, depressions, mounds of earth, or downed-trees, shall be removed and disposed of at locations designated by the designated Forest Service official.

3.2 All trees and logs on the roadbed, and trees and brush that overhang the traveled-way and interfere with vehicle travel shall be removed and scattered outside the roadway.

3.3 All features including drainage-dips, ditches, roadway cross-slope, and other drainage devices built into the roadway shall be cleaned and maintained so they are functional.

3.4 Berms shall be removed as directed by the designated Forest Service official, and the Traveled Way shall be high-bladed to produce a smooth rideable surface.

T-806-1

Page 806 of 48 Flagstaff Ranger District

SPECIFICATION T-806 SURFACE REPAIR

1.1 Surface repair consists of repairing potholes or small soft areas in the Traveled Way. It includes area preparation and furnishing and placing all necessary Materials, and other work necessary to repair the surface.

2.1 Aggregates-The types and gradations of aggregate shall be similar to, and compatible with, the existing surface material, as determined by the designated Forest Service official.

a) Pit-run Aggregate: Pit-run aggregate shall consist of native materials of a size and gradation that can be taken directly from the source and placed on the road without crushing or screening. The maximum size shall be 3 inches (76.2 mm) in the greatest dimension.

b) Grid-rolled Aggregate: Grid-rolled aggregate shall consist of native materials of a quality that can be taken directly from the source, without crushing or screening, and broken-down on the road by grid-rolling. The material shall be broken-down to a maximum size of 3 inches (76.2 mm) in the greatest dimension.

c) Crushed Aggregate: Crushed-aggregate shall be crushed stone, slag, or gravel meeting current Forest Service or State DOT requirements.

2.2 Material used in the repair of soft areas on aggregate or native surfaced roads may be acquired from approved commercial sources, designated Forest Service Borrow areas, or Borrow sources agreed to, in writing, by the designated Forest Service official. The quality and quantity of the imported Material used in the repair will be limited to that needed to provide a stable Traveled Way for hauling and to minimize damage to the road and adjacent resources. The quantity of imported surface repair Material used in the appraisal estimate will be shown on Road Maintenance Plan. However, the magnitude of the work may vary depending on Contractor's hauling schedule and ground conditions.

2.3 Material used in the repair of bituminous pavements may be acquired from local commercial sources.

If a mixing table is required, the location shall be approved by the designated Forest Service official. The bituminous mixture to be used by the Contractor shall be approved by the designated Forest Service official prior to placement. The Contractor's share of the quantity of bituminous mixture used in the appraisal estimate will be shown on Road Maintenance Plan. However, Contractor's share of the work may vary depending on Contractor's hauling schedule, ground conditions, other traffic, etc.

2.4 Water, when required, shall be applied according to the requirements in Specification T-807 Surface Stabilization (Water), and will be specified on the project area map, or designated by the designated Forest Service official. The requirement will be listed in C/CT5.31# or K/KT-F/FT.3.1#, when applicable.

3.1 Work under this specification shall be performed as often as necessary, and in a timely manner during Contractor’s use to facilitate traffic and reduce further deterioration of the Traveled Way.

T-806-2

3.2 Aggregate Surface Repair. Existing aggregate, which has been contaminated with unsuitable material from the subgrade or from other activities shall be removed as directed by the designated Forest Service official. New aggregate shall be mixed until it is uniform throughout, at a moisture-content suitable to prevent segregation and to attain the desired compaction.

The aggregate shall be spread in a uniform layer, with no segregation of size, and to a loose depth that shall have the required thickness when compacted.

If the required compacted depth of any aggregate base or surface course exceeds six inches, it shall be placed in two or more layers of approximately equal thickness. The maximum compacted thickness of any layer shall not exceed 6 inches.

Hauling equipment shall be operated over the surface at the previously constructed layer in such a way as to minimize rutting or uneven compaction.

Compaction and grid-rolling, when required, will be as specified in Specification T-803 Surface Blading, and as listed in C/CT5.31# or K/KT-F/FT.3.1#.

All material removed from aggregate-surface repair shall be disposed of as designated by the designated Forest Service official.

3.3 Bituminous Pavement Repairs. The areas to receive bituminous pavement repairs will be marked on the road surface by the Forest Service prior to Contractor performing the work.

3.4 Potholes (deep patch). Surface Course and Base Course materials shall be excavated to a depth necessary to reach firm, suitable material. The minimum depth of excavation shall be 2 inches and the maximum depth of excavation shall be to the top of the subgrade.

The edges of the prepared hole shall be extended to form a vertical face in unfractured asphalt surfacing.

The prepared hole shall generally be circular or rectangular in shape, dry, and cleaned of all loose Material.

Prepared potholes shall be patched or barricaded immediately.

The faces of the prepared hole shall be tacked with a slow-setting emulsified asphalt.

The bituminous mixture shall be placed in layers not exceeding a compacted depth of 2 inches. Each layer shall be compacted thoroughly with hand or mechanical tampers or rollers. Compaction shall not be done with equipment wheels.

Upon completion, the compacted patch in the pothole shall be flush, with a tolerance or approximately ¼ inch to ½ inch above the level of the adjacent pavement.

3.5 Skin Patches. Bituminous mixture shall be distributed uniformly with feathered edges in layers not to exceed 2 inches compacted depth. When multiple layers are ordered, joints shall be offset at least 6 inches between layers.

Each layer shall be compacted by two passes with a 7-10 ton steel roller or comparable vibratory roller.

T-806-3

Page 3 of 48 Flagstaff Ranger District

3.6 Asphalt Berm. Damaged segments of Berm shall be removed and the exposed ends beveled at approximately 45 degrees from vertical. The Berm foundation shall be cleaned and patched as necessary.

The foundation and joining surfaces shall be coated with a slow-setting emulsified asphalt. Asphalt mix shall be placed and compacted to conform to the shape and alignment of the undamaged segment.

3.7 Disposal. All Materials removed from potholes, patches, and Berms shall be disposed of at disposal sites designated by the designated Forest Service official.

T-807-1

Page 807 of 48 Flagstaff Ranger District

SPECIFICATION T-807 SURFACE STABILIZATION (WATER)

1.1 Surface stabilization (water) consists of applying water to the road surface as necessary to control road-surface loss, provide for road user safety, and minimize damage to adjacent resources.

May also be used to provide water for compaction of surface material(s), to prevent segregation, and for other work deemed necessary.

2.1 Water is the specified-material for surface stabilization; however, Contractor may use other materials if agreed to, in writing, by the designated Forest Service official. Water-source locations will be shown on the project area map, or designated by the designated Forest Service official.

3.1 The rate of application shall be such that the water will not run-off of the surface and cause erosion or unnecessary waste.

Page 808 of 48 Flagstaff Ranger District

SPECIFICATION T-808 SURFACE STABILIZATION (BITUMINOUS)

1.1 This Specification has been removed.

T-808-1

T-808-1-1

Page 1 of 48 Flagstaff Ranger District

SPECIFICATION T-808-1 SURFACE STABILIZATION (OTHER MATERIALS)

1.1 Surface stabilization (other materials) consists of preparing the roadbed and furnishing and applying surface-stabilization materials as necessary to abate dust, control road-surfacing loss, provide for user safety, and minimize damage to adjacent resources.

2.1 The type of surface stabilization material to be used, the rates of application, and frequency of applications will be shown in C/CT5.31# or K/KT-F/FT.3.1#.

2.2 Water. Furnish water free of substances detrimental to the work.

2.3 Magnesium Chloride liquid. Furnish a water solution conforming to the following:

(1) Magnesium Chloride by mass 28 percent min.

(2) Specific Gravity, ASTM D1298 1.29 to 1.33

2.4 Calcium Chloride liquid. Furnish a water solution conforming to the following:

(1) Calcium Chloride liquid AASHTO M 144, Type L

(2) Calcium Chloride by mass 35 percent min.

2.5 Acceptance of Materials. Certification, sampling, and acceptance of materials will be based upon manufacturer's certification. All proposed materials will be subject to the designated Forest Service official’s approval prior to application.

3.1 Preparation for Surface Stabilization Materials Other Than Water. Prior to application of any material, the entire roadbed shall be prepared as required under Specification T-803 Surface Blading.

Bituminous and other residue from previous treatments shall be scarified and pulverized to produce loosened material not exceeding 3 inches in greatest dimension.

A light-application of water shall be applied just prior to applying the surface stabilizer, unless otherwise agreed to by the designated Forest Service official.

Application rates and methods shall adhere to the Manufacturer’s recommendations.

3.2 Application Methods of Surface Stabilization Materials. One or more of the following methods shall be used as specified in C/CT5.31# or K/KT-F/FT.3.1#:

T-808-1-2 a). Direct Penetration –

1). Prepared Surface: The stabilizer application is made directly to the traveled-way and any shoulders prepared in accordance with Specification T-803 Surface Blading. The road shall be closed to traffic until penetration is complete or until excess material is blotted according to Subsection 3.4, or as approved by the CO.

2). No Surface Preparation: The stabilizer is applied directly to the existing surface, regardless of its condition. The road shall be closed to traffic until penetration is complete or until excess material is blotted according to Subsection 3.4, or as approved by the CO.

b). Penetration - The top 1 inch (25.4 mm) of roadway-surfacing is placed to the side in a windrow.

The stabilizer application is made to the exposed roadway, and the windrow is pulled-back across the road as a blotter since penetration into the compacted-surface is minimal.

c). Enhanced Penetration - The top 1 inch (25.4 mm) is loosened and left in-place. The stabilizer application then penetrates the loose material.

3.3 Weather Limitations. Stabilizing materials shall not be applied when it is raining, when the surface is too wet to receive the material, or if rain is anticipated to occur within 24 hours of application.

Surface stabilizers shall be applied only when the surface temperature of the traveled-way is 50°F (10° C) in the shade, and rising.

3.4 Blotter Material. Blotter-material, when used, shall be spread in sufficient quantities to prevent tire pickup.

3.5 Traffic. Traffic shall be maintained in accordance with B/BT6.33 or G/GT.3.3.

T-809-1

Page 809 of 48 Flagstaff Ranger District

SPECIFICATION T-809 MINOR DRAINAGE STRUCTURES

1.1 Minor drainage structures consists of maintaining Drainage Structures and related items such as culverts, inlet and outlet channels, related ditches, existing riprap, trash racks, and drop-inlets. Minor drainage structures are those with waterway opening of less than 35 ft2 (3.2 m2) in a single installation, or a multiple installation in which the smallest opening is less than 19 ft2 (1.7 m2). This includes overside drains.

2.1 All Materials used in the maintenance of Drainage Structures shall conform by type and specification to the Material in the structure being maintained.

3.1 During periods of Contractor's operation, Contractor shall keep ditches, culverts and other drainage facilities clear and functioning.

3.2 Drainage Structures and related items shall be cleared of all foreign Material which has been deposited above the bottom of the structure and all vegetative growth which interferes with the flow pattern.

Vegetative debris shall be scattered outside of the roadbed unless otherwise agreed. Debris shall be placed so as not to enter the stream-channels. Material removed that cannot be incorporated into maintenance work shall be hauled to a disposal site designated by the designated Forest Service official.

3.3 Perform maintenance to insure the proper functioning of the head walls, aprons, inlet assemblies, overside drains, riprap, trash racks, and other facilities related to the Drainage Structure.

If outlet or inlet riprap was installed by Contractor as a construction item or existed prior to Contractor's haul, it shall be maintained in good condition including the replacement of riprap if necessary to previous line, grade, and cross-section.

T-810-1

Page 810 of 48 Flagstaff Ranger District

SPECIFICATION T-810 ROADWAY VEGETATION

1.1 Roadway vegetation includes removal of brush and trees from within the Roadway limits, including around impaired signing, gates, bridges, and other areas that need visibility and/or increased sight distance.

3.1 Vegetative matter within the Roadway which impedes vehicular travel or interferes with road maintenance operations, such as surface blading and ditch and culvert cleaning shall be removed.

Downed timber meeting utilization standards shall be cut in appropriate lengths and decked along the Roadside in locations where the Traveled Way or sight distances will not be impaired.

3.2 Brush and trees that obstruct proper sight-distance shall be removed. Low shrubs and brush, which do not restrict sight distance, provides ground cover or reduces erosion, shall not be removed.

Vegetative-material consisting of limbs, tops and brush shall be scattered outside of the roadway. Stumps and logs not meeting utilization standards may also be scattered outside of the roadway. Contractor shall avoid placing vegetative material in concentrations. Disposal of vegetative material will not be permitted in meadows or drainage ways.

Page 811 of 48 Flagstaff Ranger District

SPECIFICATION T-811 CLOSING ROADS

1.1 Closing roads consists of closing roads by restoring or installing closure-devices and drainage-facilities on roads no longer needed by the Contractor or when interim closures are required during periods of Contractor's non-use.

Closure devices and drainage facilities may consist of cross-ditches, waterbars, drainage-dips, barriers or gates and restoring cross-sloped sections.

MAINTENANCE REQUIREMENTS

3.1 During periods of Contractor’s/Contractor's non-use, roads designated for interim closures shall be closed unless otherwise agreed to, in writing, by the designated Forest Service official.

The entire roadway shall be bladed and shaped to provide drainage during periods of closure or non-use.

Where possible, and still retaining appropriate surface-drainage characteristics, existing surface-vegetation shall be protected in accordance with the High Blading requirements found in Specification T-805 Opening and Maintaining Roads (High Blading).

3.2 All drainage-dips, out-sloped or in-sloped sections, or other drainage devices built into the roadbed and roadway ditches shall be restored and replaced. Existing culverts shall be maintained to provide unobstructed flow.

Waterbars and other cross-ditches shall be installed at locations designated by the designated Forest Service official.

3.3 All closure-devices and signs shall be constructed, located, installed, and maintained according to the standards contained in the most current version of the MUTCD.

3.4 Where existing surface-vegetation has been destroyed as a result of Contractor’s operation, the entire roadway will be seeded with a seed-mixture approved by the designated Forest Service official.

T-811-1

Page 812 of 48 Flagstaff Ranger District

SPECIFICATION T-812 MISCELLANEOUS STRUCTURES

1.1 Maintenance of miscellaneous structures includes cattleguards, gates, H-braces, fencing, guardrails, signage, and other similar structures that have been previously installed to insure safe and efficient operation of the road.

2.1 Any Materials needed in the maintenance of miscellaneous structures shall be similar in type and quality to the Material in the structure being maintained.

3.1 Cattleguards. Loose rail or wing elements shall be straightened and welded or bolted back in place.

Excess Material carried into the cattleguard shall be removed when drainage is blocked or when it reaches 6 inches from the bottom of the cattleguard frame. Drainage into and from the cattleguard shall be kept open.

3.2 Gates. Gates shall be kept in good repair and made to swing easily. Hinges or latches shall be repaired if not operating properly and hinges shall be oiled. Brush and debris shall be removed from within the swinging radius.

Loose wire gate ends and internal stays shall be maintained in good condition. Gate wire shall be maintained as necessary to insure proper operation of the gate both as a vehicle passageway and as a barrier to cattle movement.

3.3 H-braces. Posts, horizontal braces, and diagonal struts or tie wires shall be maintained to provide for tightness of fence and gate or latch posts.

3.4 Fencing. Fencing which has no opening or provisions for gating shall be temporarily braced prior to cutting. Fencing shall be replaced upon completion of use and shall be stretched and securely fastened to conform to its original spacing before cutting.

3.5 Signage. Structure delineators, regulatory and warning signs determined by the designated Forest Service official as necessary, shall be maintained in good, clean condition.

3.6 Guardrails. Guardrails shall be maintained according to the most recent AASHTO standards and specifications.

T-812-1

Page 813 of 48 Flagstaff Ranger District

SPECIFICATION T-813 TREATMENT AND DISPOSAL OF HAZARD TREES

1.1 Treatment and disposal of hazard trees consists of felling and disposal of designated unstable live or dead trees. Any removal of timber is subject to prior agreement between the CO and the Contractor.

3.1 Designation of hazard trees. Hazard trees to be felled will be designated in advance by the designated Forest Service official, and will be flagged and/or marked.

3.2 Falling, bucking, and treatment for disposal. Use controlled felling to ensure the direction of fall and prevent damage to property, structures, roadway, residual trees, and traffic. Stump heights, measured on the side adjacent to the highest ground, must not exceed 12 inches or 1/3 of the stump diameter, whichever is greater. Higher stump heights are permitted when necessary for safety.

Felled snags and trees, which are not marked for removal, will be left in a stable condition such that they will not roll or slide. Position logs away from standing trees so they will not roll, are not on top of one another, and are located out of roadway and drainage structures.

Fell, limb, and remove trees which are marked for removal that equal or exceed the utilization standards as listed in the contract or Supplemental Specifications. Dispose of merchantable timber designated for removal in accordance with Provision B/BT2.32 or C/CT.3.2 Construction Clearing, or as designated by the designated Forest Service official.

3.3 Slash Treatment. Within the roadway, remove limbs, chunks, and debris in excess of 12 inches in length and 3 inches in diameter, and concentrations that may plug ditches or culverts, and water courses.

Dispose of slash by scattering outside the roadway limits without damaging trees, or improvements.

3.4 Safety. Adhere to the requirements in Provision B/BT6.33 or G/GT.3.3

T-813-1

Page 814 of 48 Flagstaff Ranger District

SPECIFICATION T-GEN GENERAL REQUIREMENTS

1.1 General requirements consists of requirements that are mandatory for all T-Specs included in the contract.

3.1 Equipment Specifications. The equipment to be used to complete the work in this contract shall meet the following minimum standards:

Road Grader - Motor patrol, self-propelled, tandem drive, with a mold board not more than 14 feet or less than 12 feet with a 3 tooth ripper (scarifier) bar.

Crawler Tractor/Dozer - D4 with a 3 tooth ripper (scarifier) bar and an angle dozer blade (6 way tilt preferred).

3.2 Equipment Cleaning. Adhere to the requirements in provision B/BT6.35 or G/GT.3.5.

3.3 Traffic Control. Adhere to the requirements in provision B/BT6.33 or G/GT.3.3

3.4 Bridges. Clean the deck of any accumulated dirt or gravel and clean deck drains. Protect structures according to the requirements in Provision B/BT6.22 or G/GT.2.2.

T-GEN-1

Page 815 of 48 Flagstaff Ranger District

ROAD LENGTH TABULATION - MAINTENANCE

ROAD NO. MAINTENANCE

LEVEL TERMINUS TO TERMINUS MILES

231 3/4 End of Pavement Jct. 538 12.92

231D 2 Jct. 231 Jct. 526B 1.70

526 2 Jct. 526B Jct. 530 2.80

526B 2 Jct. 526 Jct. 231D 1.19

527 2 Jct. 538 Jct. 530B 4.32

530 2 Jct.231 MP 6.05 6.05

530A 2 Jct. 530 MP 4.95 4.95 530B 2 Jct. 527 Jct. 530 1.36

530C 2 Jct. 530 Jct. 530A 1.05

530D 2 Jct. 530A Jct. 527 1.98

530E 2 Jct. 530A MP 0.64 0.64

538 3 Jct. 231 Jct. 527 1.35 9016N 2 Jct. 526 MP 0.59 0.59

9420Y 2 Jct. 530C MP 0.85 0.85 Total 41.75

Page 816 of 48 Flagstaff Ranger District

General Notes:

1. All roads specified for surface blading shall conform to timber sale road maintenance standards. Contractor shall maintain all out-sloped drains and lead out ditches per specifications.

2. Additional drainage features may be required if road haul and conditions should change.

3. Berms of materials or other obstructions caused by maintenance operations shall be removed prior to the end of each day’s operations and are not to remain overnight, weekends and holidays. If, due to weather conditions or equipment breakdowns, berms or obstructions cannot be removed, they shall be signed as a hazard and visibly illuminated at night, per the Manual on Uniform Traffic Control Devices (MUTCD) requirements.

4. Contractor's equipment provided for the performance of the work shall be of the appropriate size, type, and number and the Contractor's equipment shall be in good working condition and suitable for the work required.

Operators shall be competent and experienced in the operation of the equipment. Equipment shall have safety signing and appurtenances required by OSHA, such as Rollover Protection Structures (ROPS), fire suppression devices, lights and slow-moving vehicle signs. The equipment used for blading shall be a diesel, tandem drive motorgrader of at least 150 horsepower. Grading equipment must be capable of cutting, crowning, and shaping operations necessary to successfully perform the tasks.

ACRONYMS:

AGG – Aggregate Surfacing AASHTO – American Association of State and Highway Transportation Officials CWFS – Cooperative Work Forest Service FRD – Flagstaff Ranger District FSH – Forest Service Handbook FSR – Forest System Road IMP – Improved Surfacing JCT – Junction IRTC – Integrated Resource Timber Contract ML – Maintenance Level MP – Mile Post MTC – Maintenance MUTCD – Manual on Uniform Traffic Control Devices NAT – Native Surfacing OSHA – Occupational Safety and Health Administration PAV – Pavement ROPS – Rollover Protection Structure SRR – Surfacing Rock Repair SPA – Supplemental Project Agreement USDA – United States Department of Agriculture

Page 9 of 48 Flagstaff Ranger District

Road Work Descriptions For

DUTTON IRTC

NOTES:

1. In addition to the Specifications noted below, Road Maintenance Specification T-GEN is required for all road work on the Road Package. The T-GEN Specification addresses Equipment Specifications, Noxious Weeds, Traffic Control, and Bridge Maintenance.

2. Maintenance Specification T-806 SURFACE REPAIR shall be carried out using commercial material sources of cinders or pit run for ML-2 roads.

Road # 231 Maintenance Level 4/3 Traveled-Way 12’ minimum, or existing width Road Length 12.92 mi.

Mile Post Work Description

0.00 Begin T-803 MAINTENANCE BLADING pre-, during, and post-haul. Protect in place existing transition from pavement to aggregate road surface. Maintain all existing drainage features and structures, including those not listed. Protect in place all existing cattle guards, fences, route markers, signs, or other structures from MP 0.00 to 12.92.

0.23 Maintain existing 24” CMP.

1.02 Maintain existing junction with FSR 532 on left.

1.10 Maintain existing 24” CMP.

1.60 Maintain existing 24” CMP.

1.65 Maintain existing 24” CMP.

1.94 Maintain existing 24” CMP.

2.00 Maintain existing junction of FSR 390A on the left.

2.27 Maintain existing 24” CMP.

2.60 Maintain existing 24” CMP.

2.87 Maintain existing 24” CMP.

3.03 Maintain existing junction of FSR 533 on the left and 9026 on the right

3.11 Maintain existing 24” CMP.

3.16 Maintain existing lead out on the left. Suitable material to be brought back onto the road.

3.37 Maintain existing 24” CMP.

3.45 Maintain existing 24” CMP.

3.51 Maintain existing 24” CMP.

3.57 Maintain existing 24” CMP.

3.71 Maintain existing 24” CMP.

3.84 Maintain existing 24” CMP.

3.95 Maintain existing 36” CMP.

4.04 Maintain existing 24” CMP.

Page 10 of 48 Flagstaff Ranger District

4.17 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

4.32 Protect in place existing cattle guard.

4.39 Maintain existing 24” CMP.

4.51 Maintain existing lead out on the left. Suitable material to be brought back onto the road.

4.79 Maintain existing 24” CMP.

4.96 Protect in place existing cattle guard.

5.03 Maintain existing 24” CMP.

5.15 Maintain existing 24” CMP.

5.24 Maintain existing 24” CMP.

5.41 Maintain existing 24” CMP.

5.48 Maintain existing 24” CMP. Maintain existing lead out on the right. Suitable material to be brought back onto the road.

5.51 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

5.57 Maintain existing 24” CMP. Maintain existing lead out on the right. Suitable material to be brought back onto the road.

5.68 Maintain existing 24” CMP.

5.75 Maintain existing 24” CMP.

5.87 Maintain 2 existing 36” CMP.

5.93 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

6.03 Maintain existing 24” CMP.

6.11 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

6.25 Maintain existing 24” CMP.

6.33 Maintain existing 36” CMP.

6.38 Maintain existing 24” CMP.

6.39 Maintain existing 24” CMP.

6.66 Maintain existing 24” CMP.

6.77 Maintain existing 24” CMP.

6.83 Maintain existing 24” CMP.

6.92 Maintain existing 24” CMP.

6.93 Maintain existing 24” CMP.

6.99 Maintain existing 24” CMP.

7.14 Maintain existing 24” CMP.

7.22 Maintain existing 24” CMP.

7.25 Protect in place existing cattle guard. Maintain existing junction with FSR 526 on the right.

7.29 Maintain existing 24” CMP.

7.39 Maintain existing 24” CMP.

Page 11 of 48 Flagstaff Ranger District

7.51 Maintain existing 24” CMP.

7.57 Maintain existing 24” CMP.

7.70 Maintain existing 24” CMP.

7.78 Maintain existing 24” CMP.

7.86 Maintain existing 24” CMP.

7.99 Maintain existing 24” CMP.

8.19 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

8.63 Maintain existing 24” CMP.

8.33 Maintain existing 24” CMP.

8.41 Maintain existing 24” CMP. Maintain existing lead out on the right. Suitable material to be brought back onto the road.

8.63 Maintain existing 24” CMP.

8.97 Protect in place existing cattle guard.

9.28 Maintain existing 24” CMP.

9.40 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

9.50 Maintain existing junction with FSR 231D on the right.

9.52 Maintain existing 24” CMP.

9.55 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

9.69 Maintain existing 24” CMP.

9.80 Maintain existing junction with FSR 530 on the right.

9.95 Maintain existing drainage.

10.15 Maintain existing drainage.

10.31 Maintain existing drainage.

10.50 Maintain existing junction with FSR 535 on the left.

10.60 Maintain existing drainage.

11.11 Maintain existing drainage.

11.35 Maintain existing junction with FSR 231H on the right.

11.75 Maintain existing drainage.

11.96 Maintain existing drainage.

12.16 Maintain existing drainage.

12.31 Maintain existing drainage.

12.92 End T-803 MAINTENANCE BLADING pre-, during, and post-haul.

Page 12 of 48 Flagstaff Ranger District

Road # 231D Maintenance Level 2 Traveled-Way 12’ minimum, or existing width Road Length 1.70 mi.

Mile Post Work Description

0.0 Maintain existing junction with FSR 231. Begin T-803 MAINTENANCE BLADING pre-, during-, and post-haul. Maintain all existing drainage features and structures, including those not listed. Protect in place all existing cattle guards, fences, route markers, signs, or other structures from MP 0.00 to 1.70

0.01 Begin T-806 SURFACE REPAIR Section 2.1.a, placing material in a 4” lift (compacted depth).

0.04 End T-806 SURFACE REPAIR Section 2.1.a, placing material in a 4” lift (compacted depth).

0.44 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

0.62 Begin T-806 SURFACE REPAIR Section 2.1.a, placing material in a 4” lift (compacted depth).

0.73 End T-806 SURFACE REPAIR Section 2.1.a, placing material in a 4” lift (compacted depth).

0.74 Protect in place existing cattle guard.

1.59 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

1.70 Maintain existing junction with FSR 526B on the left. End T-803 MAINTENANCE BLADING pre-, during, and post-haul.

Road # 526 Maintenance Level 2 Traveled-Way 12’ minimum, or existing width Road Length 2.80 mi.

Mile Post Work Description

0.0 Maintain existing junction with FSR 526B. Begin T-803 MAINTENANCE BLADING pre-, during-, and post-haul. Maintain all existing drainage features and structures, including those not listed. Protect in place all existing cattle guards, fences, route markers, signs, or other structures from MP 0.00 to 2.80.

0.08 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

0.31 Maintain existing rolling dip and lead out on the right. Suitable material to be brought back onto the road.

0.75 Maintain existing rolling dip.

0.82 Maintain existing junction with 9016N on the right.

0.86 Maintain existing rolling dip.

1.21 Maintain existing rolling dip and lead out on the left. Suitable material to be brought back onto the road.

1.25 Maintain existing lead out on the right. Suitable material to be brought back onto the road.

1.43 Maintain existing rolling dip.

1.50 Maintain existing rolling dip and lead out on the left. Suitable material to be brought back

Page 13 of 48 Flagstaff Ranger District onto the…