C04c_Attachment C - Specifications_12444526Q0069.pdf

PREFACE

Delete all but the first paragraph and add the following:

The Forest Service, US Department of Agriculture has adopted FP-24 for construction of National Forest System Roads. The Forest Service Supplemental Specifications (FSSS) shall be incorporated in the FP-24. The applicable specifications for the project will be the FP-24 as modified by the FSSS.

Section 101. – TERMS, FORMAT, AND DEFINITIONS

Add the following paragraph to Subsection 101.01 Meaning of Terms:

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

Add the following to Subsection 101.03 Abbreviations:

(a) Acronyms.

AGAR — Agriculture Acquisition Regulations

AFPA — American Forest and Paper Association

FSSS – Forest Service Supplemental Specifications

MSHA — Mine Safety and Health Administration

NESC — National Electrical Safety Code

WCLIB — West Coast Lumber Inspection Bureau

(d) Miscellaneous unit abbreviations.

MP - milepost location ppm - parts per million volume

STA – station location

MFBM - thousand feet board measure volume

Make the following changes to Subsection 101.04 Definitions:

Delete these definitions and replace with the following:

Bid Schedule — The Schedule of Items.

Bridge — A structure, including supports, erected over a depression or an obstruction such as water along a road, a trail, or a railway and having a deck for carrying traffic or other loads.

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 — Any structure with a bottom, regardless of fill depth, depth of invert burial, or presence of horizontal driving surface, or any bottomless (natural channel) structure with footings that will not have wheel loads in direct contact with the top of the structure.

Drawings —Design sheets or fabrication, erection, or construction details submitted to the CO by the Contractor.

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

Notice to Proceed — (Public Works Contracts) Written notice to the Contractor to begin the contract work. (Timber Contracts) does not apply, replace NTP with Contract Award.

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 definitions:

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.

Forest Service Supplemental Specifications – The Forest Service uses supplemental specifications to modify the FP-24 to meet the agency needs and intents. FSSS revise the FP-24 by adding, deleting, replacing, revising, replacing part of entire sections or subsections or adding new sections to the FP..

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.

Utilization Standards — The minimum size and percent soundness of trees described in Public Works contract specifications or Timber Sale and stewardship contract provisions to determine merchantable timber.

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

Figure 101-1—Illustration of road structure terms

Section 102. - BID, AWARD, AND EXECUTION OF CONTRACT

Delete Section 102 Bid, Award, and Execution of Contract in its entirety.

Section 103. – SCOPE OF WORK

Delete all of Section 103 Scope of Work except Subsection 103.01 Intent of Contract.

Section 104. – CONTROL OF WORK

Delete Subsection 104.07 Coordination of Contract Documents.

Section 104. – CONTROL OF WORK

Add the following Subsection 104.12 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.

Section 105. – CONTROL OF MATERIAL

Delete second paragraph and subparagraphs (a) and (b) in Subsection 105.05 Use of Material Found in the Work and replace it with the following:

The right to use and process material found in the work excludes the use and processing of material for nongovernment contract work, except for the disposal of waste material. Materials produced or processed from Government lands in excess of the quantities required for performance of this contract are the property of the Government. Place excess material at government-approved agreed to location(s), at no additional cost to government.

Section 106. – ACCEPTANCE OF WORK

Delete the 3rd and 4th paragraphs in Subsection 106.01 Conformity with Contract Requirements.

Section 108. - PROSECUTION AND PROGRESS

Delete Section 108 Prosecution and Progress in its entirety.

Section 109. - MEASUREMENT AND PAYMENT

Delete Subsections 109.06 Pricing and Adjustments, 109.07 Estimated Work, 109.08 Progress Payments, and 109.09 Final Payment.

Delete Table 109-1 of Subsection 109.01 Measurement of Work and replace with the following:

Table 109-1

Decimal Accuracy of Quantities for Payment

Pay Item Level of Precision Acre 0.01 Cubic Foot 1 Cubic Yard 1 Cubic Yard Exception - Structure Excavation;

Sheathing; Materials; Bedding, Bed Course, and Backfill, Materials; Gabions;

0.1

Cubic Yard Exception – Concrete; Masonry 0.01 Day 1 Each 1 Gallon 1 Hour 0.1 Linear Foot 1 Linear Foot Exception - Timber, Steel, and Concrete Piles

0.1

M-Gallon 0.1 Mile 0.01 Month 0.1 Pound 1 Square Foot 0.1 Square Yard 0.1 Station 0.1 Thousand Board Feet Measure 0.01 Ton 0.1 Ton Exception - Calcium Chloride; Sodium Chloride;

Hydrated Lime; Bituminous Materials; Pavements; Bed Course Materials

0.01

Week 0.1

Delete Subsection 109.02(c) Measurement Terms and Definitions, Contract quantity and replace with:

(c) Contract quantity. The quantity to be paid is the quantity listed in the bid schedule. The contract quantity will be adjusted for authorized changes that affect the quantity or for errors made in computing this quantity when that error exceeds 15% or more. If there is evidence that a quantity specific as a contract quantity is incorrect by 15% or more, submit calculations, drawings, or other evidence indicating why the quantity is in error and request in writing that the quantity be adjusted.

Section 204. – EXCAVATION AND EMBANKMENT

Delete and replace the first paragraph in Subsection 204.11 Compaction with the following:

When determining the quantity of material retained on a No. 4 sieve for compaction, use AASHTO T27. Compact each lift of material to a firm and stable condition and until there is no visible evidence of further consolidation or deflection. Compact using one of the following as specified:

Add the following to Subsection 204.11 Compaction:

(d) Adjust the moisture content of the material to a moisture content suitable for compaction.

Fill the interstices around rock with earth or other fine material as practical. Operate roller compaction equipment over the full width of each layer until there is no visible evidence of further consolidation or, if when a sheepsfoot roller is used, the roller “walks out” of the layer. Make at least three complete passes. Use compression-type rollers at speeds less than 6 feet per second and vibratory rollers at speeds less than 3 feet per second. Ensure rollers meet the following requirements:

(1) Steel wheeled rollers, other than vibratory, capable of exerting a force of not less than 250 pounds per inch of width of the compression roll or rolls.

(2) Vibratory steel wheeled rollers equipped with amplitude and frequency controls with a minimum dynamic force of 30,000 pounds impact per vibration, specifically designed to compact the material on which it is used.

(3) Pneumatic-tired rollers with smooth tread tires of equal size that will provide a uniform compacting pressure for the full width of the roller and capable of exerting a ground pressure of at least 80 psi.

(4) Sheepsfoot, tamping, or grid rollers capable of exerting a force of 250 pounds per inch of width of roller drum

(e) Adjust the moisture content of the material to a moisture content suitable for compaction.

Fill the interstices around rock with earth or other fine material as practical. Operate hauling and spreading equipment uniformly over the full width of each layer until there is no visible evidence of further consolidation. Make at least three complete passes.

(f). Adjust the moisture content of the material to a moisture content suitable for compaction.

Fill the interstices around rock with earth or other fine material as practical. Operate hauling and spreading equipment uniformly over the full width of each layer.

(g) Adjust the moisture content of the material to a moisture content suitable for compaction.

Compact the complete surface with a bucket of an excavator larger than 39,000 pounds Gross Vehicle Weight using a minimum of three blows. Overlap compaction by ½ width of bucket.

(h) Adjust the moisture content of the material to a moisture content suitable for compaction.

Compact using an approved mechanical tamper for a minimum of three complete passes.

When compacting with rollers or hauling and spreading equipment is not practical, use approved mechanical tampers for a minimum of three complete passes.

Section 204. – EXCAVATION AND EMBANKMENT

Delete 204.16(a)(1)(a) Measurement, Roadway Excavation and replace with the following:

(a) Roadway prism excavation;

Add the following to Subsection 204.16(g) Measurement:

(g) Drainage features. Measurement includes all excavation, embankment, shaping, and grading necessary for a completed drainage feature.

Section 209. - STRUCTURE EXCAVATION AND BACKFILL

Add the following to Subsection 209.09(a) Backfill, General:

Backfill without damaging or displacing the culvert or structural plate structure. Replace any pipe that is distorted by more than 5 percent of nominal dimensions, or that is ruptured or broken.

Do not place or backfill pipe that meets any of the following conditions until the excavation and foundation have been approved by the CO:

• Installation in a protected stream course.

• Round pipe with a diameter of 48 inches or greater.

• Pipe arches with a span of 50 inches or greater.

• Any box culvert or structure other than pipe culverts.

Section 209. - STRUCTURE EXCAVATION AND BACKFILL

Delete and replace Subsection 209.10 Compacting with the following:

Compact per Subsection 204.11.

Section 212. - LINEAR AND SITE GRADING

In Subsection 212.05(a)(1) Grading tolerance, Linear grading, Alignment (centerline) add “unless approved by the CO” after “100 feet.”

Section 251. – RIPRAP

Delete and replace Subsection 251.07 Riprap Gradation with the following:

Size method. For source and production approval, test individual riprap using the size method, by confirming that the largest rocks have an intermediate dimension greater than the upper limit of the D85 size range shown and the smallest accessible rocks have an intermediate dimension within the lower D15 size range as shown in Table 705-1.

Delete “FLH T 521” and “Subsection 251.07(b)” and replace both with “Subsection 251.07” in Table 251-1 Sampling, Testing, and Acceptance Requirements.

Section 302. - CRUSHED AGGREGATE

Delete gradation row in Table 302-1 in Section 302 Crushed Aggregate when not using gradation testing.

Add the following to Subsection 302.02 Material:

Soil 704

Add the following to Subsection 302.04 Mixing and Spreading:

Written approval of the surface is required before placing aggregate.

Section 625. - TURF ESTABLISHMENT

Delete and replace Subsection 625.03 General with the following:

625.03 General. Apply turf establishment to the areas shown on the plans or worklists within 5 days after completion of ground disturbing activities. Coordinate with the COR on what seed mix is acceptable.

Seeded areas damaged by construction activities shall be reseeded within 10 days of the damage.

Do not seed during windy weather or when the ground is excessively wet, frozen, or snow covered.

Assure that all seed and mulch used in the work conforms to the weed free requirements of Section 713.

Section 703. - AGGREGATE

Delete Subsection 703.05(c)(3) Subbase, Base, and Surface Course aggregate, Surface course aggregate and replace with the following:

(3) Plastic Index, AASHTO T 90

If the percent passing the No. 200 sieve is less than or equal to 12% - 2 to 9

If the percent passing the No. 200 sieve is greater than 12% - Less than 2

Section 703. - AGGREGATE

Delete Surface Columns F, G, and H in Table 703-1 in Subsection 703.05 Subbase, Base, and Surface Course Aggregate and replace with the following F, G, H, S, T, and U columns:

T ab le

-1 ar ge t V al ue

R an ge s f or S ur fa ce G ra da tio n

Pe rc en t b y M as s P as si ng D es ig na te d Si ev e

(A A

SH

T

O T an d

T

1)

G ra di ng

D es ig na tio n

Su rf ac e

U

8.

.0

If th e pl as tic ity in de x (P

I) is g re at er th an

, t he T

V ra ng e fo r t he N o.

si ev e si ze is

-1

(4

8.

S 10

8.

H

9.

G

.0

6.

F 10

-1

-8

-6

-5

-3

-2

.0

-1 6.

Si ev e S iz e

1/ in ch

3/

1/

3/

N o.

N o.

N o.

Section 704. - SOIL

Delete “15.0” under Sieve Size no. 200 /Backfill with Metallic Reinforcement” and replace with “10.0” in Table 704-3 Select Granular Backfill in Subsection 704.03 Select Granular Backfill.