Attch02_Race_223-19.45_FSSS.pdf

FOREST SERVICE

SUPPLEMENTAL SPECIFICATIONS

For

RACE CREEK

CULVERT REPLACEMENT

NO. 233-19.45

DJ&A, P.C.

Engineers - Planners - Surveyors

3203 So. Russell St Missoula, MT 59801

U.S.D.A. FOREST SERVICE

CLEARWATER–NEZ PERCE NATIONAL FOREST

December 2013

Table of Contents

Table of Contents

Preface

101 - Terms, Format, and Definitions

102 - Bid, Award, and Execution of Contract

103 - Scope of Work

104 - Control of Work

105 - Control of Material

106 - Acceptance of Work

107 - Legal Relations and Responsibility to the Public

108 - Prosecution and Progress

109 - Measurement and Payment

152 – Construction Survey and Staking

153 – Contractor Quality Control

155 - Schedules for Construction Contracts

156 - Public Traffic

157 - Soil Erosion Control

203 - Removal of Structures and Obstructions

204 - Excavation and Embankment

208 - Structure Excavation and Backfill for Selected Major Structures

251 - Riprap

602 – Culverts and Drains

308 - Minor Crushed Aggregate

622 - Rental Equipment

625 – Turf Establishment

705 - Rock

626 - Plants, Trees, Shrubs, Vines, and Groundcovers

Preface

Delete all but the first paragraph and add the following:

The Forest Service, US Department of Agriculture has adopted FP-03 for construction of National Forest System Roads.

101 - Terms, Format, and Definitions

101.01 Meaning of Terms

Delete all references to the TAR (Transportation Acquisition Regulations) in the specifications.

101.03 Abbreviations.

Add the following to (a) Acronyms:

AFPA

MSHA

NIST

NESC

WCLIB

American Forest and Paper Association Mine Safety and Health Administration National Institute of Standards and Technology National Electrical Safety Code West Coast Lumber Inspection Bureau

Add the following to (b) SI symbols:

mp Milepost ppm Part Per Million

101.04 Definitions.

Delete the following definitions and substitute the following:

Bid Schedule--The Schedule of Items.

Bridge--No definition.

Contractor--The individual or legal entity contracting with the Government for performance of prescribed work. In a timber sale contract, the contractor is the “purchaser”.

Culvert--No definition.

Right-of-Way--A general term denoting (1) the privilege to pass over land in some particular line (including easement, lease, permit, or license to occupy, use, or traverse public or private lands), or (2) Real property necessary for the project, including roadway, buffer areas, access, and drainage areas.

Add the following:

Adjustment in Contract Price--“Equitable adjustment,” as used in the Federal Acquisition Regulations, or “construction cost adjustment,” as used in the Timber Sale Contract, as applicable.

Change--“Change” means “change order” as used in the Federal Acquisition Regulations, or “design change” as used in the Timber Sale Contract.

Forest Service--The United States of America, acting through the Forest Service, U.S.

Department of Agriculture.

Neat Line--A line defining the proposed or specified limits of an excavation or structure.

Pioneer Road--Temporary construction access built along the route of the project.

Purchaser--The individual, partnership, joint venture, or corporation contracting with the Government under the terms of a Timber Sale Contract and acting independently or through agents, employees, or subcontractors.

Protected Streamcourse--A drainage shown on the plans or timber sale area map that requires designated mitigation measures.

Road Order--An order affecting and controlling traffic on roads under Forest Service jurisdiction. Road Orders are issued by a designated Forest Officer under the authorities of 36 CFR, part 260.

Schedule of Items--A schedule in the contract that contains a listing and description of construction items, quantities, units of measure, unit price, and amount.

Utilization Standards--The minimum size and percent soundness of trees described in the specifications to determine merchantable timber.

Add Figure 101-1—Illustration of road structure terms:

Figure 10

01-1—Illustrration of roa ad structure t terms.

102 - Bid, Award, and Execution of Contract

102 Bid, Award, and Execution of Contract

Delete Section 102 in its entirety.

103 - Scope of Work

Deletions

Delete all but subsection 103.01 Intent of Contract.

The intent of the contract is to remove and replace an existing corrugated steel pipe on Race Creek on Road No. 233 in the Nez Perce – Clearwater National Forests. The structure is located in the Moose Creek Ranger District in Section 12, T. 31 N., R. 9 E., Idaho County, Idaho.

This project includes removing and disposing an existing culvert, structure excavation, roadway embankment, backfilling, compacting, furnishing and installing a new corrugated steel pipe-arch, riprap, and hauling and placing crushed aggregate surfacing. The precise details of performing the work are not stipulated except as considered essential for the successful completion of the work. Furnish all labor, material, equipment, tools, transportation, and supplies necessary to complete the work according to the contract.

104 - Control of Work

Deletions Delete Sections 104.01, 104.02, and 104.04.

Add the following subsection:

104.06 Use of Roads by Contractor

The Contractor is authorized to use roads under the jurisdiction of the Forest Service for all activities necessary to complete this contract, subject to the limitations and authorizations designated in the Road Order(s) or described in the contract, when such use will not damage the roads or national forest resources, and when traffic can be accommodated safely.

105 - Control of Material

105.02 Material Sources

Add the following before the first paragraph.

Sources have been designated for this project as follows:

Riprap Source – Government Furnished. The Government source for Riprap is located near O’Hara campground on Road 651approximately 0.3 miles from the Selway River in Section 25 of T32N, R7E.

Material may require sorting and/or blending to meet the specified gradation.

Crushed Aggregate Source – Government Furnished. The Government source for Crushed Aggregate is same pit as the riprap source described above.

Bedding Material – Contractor Furnished. There is no Government source for Bedding for this project.

Waste Site – Government Furnished. The waste site for excess and unsuitable material is the same pit as the riprap and crushed aggregate source described above. All other materials designated for removal and disposal must be disposed of away from Forest Lands as per SPS Section 202.

Add the following to section (b) Contractor-located sources.

Prior to any pit development or use of materials, the Contractor shall provide to the CO a State certification that the pit site is free of noxious weed as listed on the "All States Noxious Weeds List”.

106 - Acceptance of Work

106.07 Delete

Delete subsection 106.07.

107 - Legal Relations and Responsibility to the Public

107.05 Responsibility for Damage Claims.

Delete the entire subsection.

107.06 Contractor’s Responsibility for Work.

Delete the following from the first paragraph.

“except as provided in Subsection 106.07”.

107.09 Legal Relationship of the Parties.

Delete the entire subsection.

108 - Prosecution and Progress

108 Delete.

Delete Section 108 in its entirety.

109 - Measurement and Payment

109 Deletions

Delete the following entire subsections:

109.06 Pricing of Adjustments.

109.07 Eliminated Work.

109.08 Progress Payments.

109.09 Final Payment.

109.02 Measurement Terms and Definitions.

(b) Contract quantity.

Change the following:

“(b) Cubic yard” to “(c) Cubic yard”.

Add the following definition:

(p) Thousand Board Feet (Mbf). 1,000 board feet based on nominal widths, thickness, and extreme usable length of each piece of lumber or timber actually incorporated in the job. For glued laminated timber, 1,000 board feet based on actual width, thickness, and length of each piece actually incorporated in the job.

Add the following Subsection:

109.10 Methods of Measurement

One of the following methods of measurement for determining final payment is DESIGNATED IN THE SCHEDULE OF ITEMS for each PAY ITEM:

(a) Actual Quantities (AQ). These quantities are determined from measurements of completed work.

(b) Contract Quantities (CQ).

(c) Lump Sum Quantities (LSQ). As defined in 109.02(h)

152 – Construction Survey and Staking

152.01(a) Personnel.

Add the following:

Conduct all construction staking under the direction of a licensed professional engineer or land surveyor who is closely associated and familiar with construction staking.

153 – Contractor Quality Control

Add the following.

153.07. Project Submittals

At a minimum the contractor shall provide project submittals as shown on the below Submittal Log. Submittal requirements are listed in the Standard Specifications, Supplemental Specifications, and Plans.

Submittal Log

Log No.

Incidental to

Pay Item(s) Description of Submittal

Type of Submittal

Requirement found in

Specification No.

/Drawings

Additional Specification References

1 151 Weed Free Material Source Certification

Material Certification

FSSS 105.02(b)

2 151 Contractor Quality Control Plan Plan 153.02 552.09

3 151 Traffic Control Plan Plan FSSS 156.03

4 157 Dewatering and Soil Erosion and Pollution Control Plan

Plan FSSS 157.03

5 208 Excavation Plan Plan FSSS 208.04

6 208 Material Moisture/Density Testing Test Results Table 208-1 106

7 208 Structure Backfill Compaction Testing

Test Results 208.11, 208.12 106

8 308 Bedding Material

Certification 308.09

106, 703, Drawings

9 602 Culverts Material

Certification 602.08

106, Drawings

10 622 Equipment Rental Equipment Approval

FSSS 622.02

11 625 Seed Mix Material

Certification 625.07

106, FSSS 625,

155 - Schedules for Construction Contracts

155 Delete.

Delete Section 155 in its entirety.

156 - Public Traffic

156.03 Accommodating Traffic During Work.

Delete the first paragraph and replace with the following:

Accommodate traffic according to the requirements set forth below, MUTCD, and Section 635.

Submit a traffic control plan for acceptance at least 30 days before intended use.

Add the following project specific requirements:

The contractor will be allowed to close Road No. 233 to through traffic in the immediate vicinity of the culvert during construction.

Give the CO at least 21 days advance written notice prior to any road closure period to allow public notice of the closure by the Forest Service.

Delete the following from the last sentence of the last paragraph:

according to Subsection 106.07(b)

156.04 Maintaining Roadways During Work.

(a) Add the following:

A detour road will not be allowed at this site.

156.08 Traffic and Safety Supervisor.

Delete this subsection in its entirety.

157 - Soil Erosion Control

157.02 Materials

Add the following:

Provide bales, wattles, logs and rolls from a certified noxious weed free source.

157.03 General.

Delete the first two paragraphs and replace with the following:

Submit a Dewatering and Soil Erosion and Pollution Control Plan detailing permanent and temporary control measures to minimize erosion and sedimentation during and after construction in accordance with the plans and storm water permits. Do not modify the type, size, or location of any control or practice without approval. Submit the erosion control plan proposal at least 7 days before operations begin to the CO for approval.

Reflect in the Dewatering and Soil Erosion and Pollution Control Plan special concerns and measures necessary to protect resources and government improvements. Include:

(a) The construction activities and sequence of implementation relating to specific erosion control measures.

(b) The location and type of permanent controls to be implemented during construction.

(c) The location and type of temporary controls to be implemented during construction.

(d) For work in stream channels with running water a detailed dewatering plan.

(e) For work in stream channels without flowing water describe level of ground and vegetative disturbance and measures to reduce potential sediment delivery.

(f) Description of the monitoring plan.

Add the following to the third paragraph:

Upon completion of construction at the site, remove all temporary erosion control devices, dewatering materials and equipment from Government property.

157.08 Water Crossings.

Add the following:

At any channel crossing where there is running water, dewater by rerouting water flow around the site before and during excavation and embankment operations.

203 - Removal of Structures and Obstructions

203.05 Disposing of Material.

Modify this subsection as follows:

(a) Remove from project. Add the following:

All materials designated for removal become the property of the Contractor and are to be disposed of by removing off of Forest Service Lands in accordance with all local, state and federal requirements.

(b) Burn. Delete this section.

(c) Bury. Delete this section.

Add the following:

(e) Placing Slash on Embankment Slopes. Place construction slash on completed embankment slopes or scatter as directed by the CO to reduce soil erosion. Place construction slash as flat as practicable on the completed slope. Priority for use of available slash is for: (1) through fills; (2) insides of curves; and (3) ditch relief outlets.

204 - Excavation and Embankment

204.14 Disposal of Unsuitable or Excess Material.

Delete the text of the first paragraph and substitute the following:

Dispose of unsuitable or excess material at designated sites approved by the CO.

208 - Structure Excavation and Backfill for Selected Major Structures

208.02 Add the following:

Backfill material 704.03

208.04 General.

Add the following:

Use all suitable material in the construction of the roadway embankment and for structural backfill. Field drain and dry excessively wet material that is otherwise suitable for embankment before placement. Place and shape unsuitable or excess material at designated sites shown on the drawings or as directed by the CO.

Submit an Excavation Plan for approval prior to beginning the work. As a minimum, the Excavation Plan must include: drawings and a written outline illustrating and describing the proposed excavation limits, methods, equipment to be used, location of stockpiles, and estimated quantities. The Excavation Plan must comply with all applicable OSHA requirements and list the soil type assumed.

208.10 Backfill.

Delete the first sentence and replace with the following:

Backfill with material meeting the requirements of Subsection 704.03, Backfill Material.

251 - Riprap

251.01 Description

Delete the first sentence and add the following:

This work consists of furnishing, hauling, and placing of riprap for bank protection, slope protection, drainage structures, erosion control, and other features shown on the plans.

Add the following:

251.04a Rock Weirs.

Furnish riprap in accordance with FSSS 105 and as shown on the drawings. Place or rearrange individual rocks by mechanical methods to obtain a shape as shown on the drawings.

Fill all voids left during placement of rock weirs adjacent to corrugate pipes with excess structural excavation material.

All weir locations must be approved by the CO prior to excavation or placement of rock.

251.07 Acceptance

Delete the fourth sentence and add the following:

Structure excavation and backfill will be evaluated under section 208.

602 – Culverts and Drains

602.03 General.

Delete the third paragraph and add the following:

Excavate and backfill according to Section 208.

Place bedding according to Section 209.09.

602.08 Acceptance.

Delete the third sentence and replace with the following:

Excavation and backfill will be evaluated under Section 208.

308 - Minor Crushed Aggregate

Delete section 308 in its entirety and replace with the following:

Description

308.01 This work consists of placing Government furnished aggregate or furnishing and placing crushed aggregate for bedding, backfill and roadway aggregate course.

Material

308.02 Conform to the following Subsections:

Crushed aggregate 703.06 Water 725.01

Construction Requirements

308.03 Preparing Surface. Prepare the roadway surface on which aggregate course is placed as shown on the plans.

308.04 Placing Crushed Aggregate.

(a) Roadway aggregate. Mix the aggregate and adjust the moisture content to obtain a uniform mixture with a moisture content suitable for compaction. Spread and shape the mixture on the prepared surface in a uniform layer.

Do not place the mixture in a layer exceeding 6 inches in compacted thickness. When more than one layer is necessary, compact each layer according to Subsection 308.05(a) before placing the next layer.

(b) Bedding and backfill aggregate. Place and shape the mixture in layers that, when compacted, do not exceed 6 inches in depth.

308.05 Compacting and Finishing Crushed Aggregate.

Roadway aggregate. Compact using the methods below, specified in the Schedule of Items.

(1) Method 1. Operate equipment over the full width of spread aggregate.

(2) Method 2. Compact the aggregate by operating compaction equipment over the total width until visible deformation ceases. A minimum of three complete roller passes shall be made at a moisture content suitable for compaction.

308.06 Acceptance. Crushed aggregate will be evaluated under Subsections 106.02 and 106.03.

Furnish a production certification including gradation and quality properties for each source.

Construction of roadway aggregate courses will be evaluated under Subsections 106.02 and

106.04. Method 2 compaction will be evaluated under Section 106.04.

Placement of bedding and backfill aggregate will be evaluated under Subsection 106.02 and Section 209.

Preparation of the surfaces on which crushed aggregate is placed will be evaluated under Section 303 and 209 as applicable.

Measurement

308.07 Measure the Section 308 items listed in the bid schedule according to Subsection 109.02 and the following as applicable.

Measure crushed aggregate by the cubic yard in-place on the road.

Measure width horizontally to include the top of aggregate width including designed widenings.

Measure the length horizontally along the centerline of the roadway.

Payment

308.08 The accepted quantities will be paid at the contract price per unit of measurement for the Section 308 pay item listed in the bid schedule. Payment will be full compensation for the work prescribed in this Section. See Subsection 109.05.

622 - Rental Equipment

622.02 Rental Equipment

Delete the first two sentences of the first paragraph and add the following:

Provide equipment of the type listed in the Schedule of Items. Provide equipment of at least the minimum size needed to efficiently perform the work. Submit the model number of the equipment to the CO for approval before delivery to the project site. Equipment shall be reasonably free of leaks and other mechanical deficiencies.

625 – Turf Establishment

625.07 Seeding.

The application of seed and fertilizer to cut & fill slopes shall be within fourteen (14) days after the road has been constructed to final grade, unless otherwise agreed by the CO. Cut & Fill slopes damaged by construction activities such as surface blading or additional excavation shall be reseeded within ten (10) days of the damage.

Application Methods for Seed: Apply seed by the Dry Method.

Add the following after subsection (b).

Seed Mix. Furnish the kinds of seed and the amounts to be applied in terms of pure live seed as follows:

Clearwater Basin General Roadside Seed Mix

Grass Species PLS Factor

90% pure, 90% germ Seeds/LB PLS/ sq. ft

Pounds PLS per Acre

Annual Ryegrass

Lolium multiforum

0.81 227,000 40 10

‘Garnet’ Mountain Brome

Bromus marginatus

0.81 90,000 20 12

Blue Wildrye

Elymus glaucus

0.81 110,000 20 10

‘Nezpurs’ Idaho Fescue

Festuca idahoensis

0.81 450,000 20 3

TOTAL 35 lbs/acre

705 - Rock

705.07 Streambed Simulation Rock.

(a) General. Furnish a mixture of soil, gravel, cobble, and boulders to simulate a natural streambed. The cobbles and boulders should be hard, durable rock that conforms to test values in 705.02.

Table 705-5 – Gradation requirements for Streambed Simulation Material inches or sieve size

Bed Class 100% passing 84% passing 50% passing 16% passing 10% passing

2 5 2 3/4 1/4 No. 10

4 10 4 1 3/4 1/2 No. 10

6 14 6 2 1/2 3/4 No. 10

8 22 8 3 1 No. 10

10 24 10 4 1 No. 10

12 30 12 5 1 1/2 No. 10

14 36 14 6 1 3/4 No. 10

16 42 16 7 2 No. 10

20 48 20 8 3 No. 10

24 60 24 10 3 No. 10

36 72 36 14 4 No. 10

48 96 48 18 6 No. 10

626 - Plants, Trees, Shrubs, Vines, and Groundcovers

626 Delete entire section and replace with the following:

Description

626.01 This work consists of furnishing or excavating on site, transporting and re-planting trees, shrubs, vines groundcovers, and other native plants with machinery.

Materials

626.02 Existing plant material will be made available within 500 feet of project site for re-planting on newly constructed embankment slopes, and stream channel banks. Do not excavate plant materials unless the Contractor’s operations will permit re-planting within 1 hour.

Construction Requirements

626.03 General. Do not plant in frozen ground, when snow covers the ground, or when the soil is over saturated, extremely dry, or is otherwise unsatisfactory for planting.

Plant clumps shall not be excavated from critical locations, riparian areas, along streams, areas that may be prone to future erosion, or as determined by the CO. When excavating plants contractor shall leave minimum spacing of 10’ to 20’ between removals. Excavated plant areas shall have holes refilled with good quality native material. Pack soil firmly into hole.

The excavated plant shall have the entire root system, and native dirt clump, including duff layer to establish a healthy growing condition. Plants shall be healthy,and growing vigorously.

Loosen soil at the sidewalls and bottom of plant pit to a sufficient depth before setting the plant.

Remove all weeds, roots and other unsuitable material from the planting site. Remove air pockets from around the root mass when planting. Spacing of clump plantings shall be shown on the drawings or determined by the CO.

Keep all plant material moist and exercise care to prevent damage to bark, branches, and root systems. Employ all necessary means to preserve the plants in a healthy growing condition during plant establishment period.

626.04 Acceptance. Planting of trees, shrubs, and other native plants will be evaluated under Subsections 106.02 and 106.04.

Measurement

626.05 Measure the Section 626 items listed in the bid schedule according to Subsection 109.02.

Payment

626.06 The accepted quantities will paid at the contract price per unit of measurement for section 626 pay item listed in the bid schedule. Payment will be full compensation for the work prescribed in this section. See Subsection 109.05