FSSS_StMariesBullpenPaving.docx
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FOREST SERVICE SUPPLEMENTAL SPECIFICATIONS
For
ST. MARIES BULLPEN PAVING
PREPARED BY: JAYME BERARD
USDA FOREST SERVICE
IDAHO PANHANDLE NATIONAL FORESTS
June 2014
Table of Contents
| Preface | 1 |
| 101 - Terms, Format, and Definitions | 2 |
| 101.01 Meaning of Terms | 2 |
| 101.03 Abbreviations. | 2 |
| 101.04 Definitions. | 2 |
| Figure 101-1 | 4 |
| 102 - Bid, Award, and Execution of Contract | 5 |
| 102 Bid, Award, and Execution of Contract | 5 |
| 103 - Scope of Work | 6 |
| 103.01 Intent of Contract | 6 |
| 104 - Control of Work | 7 |
| Deletions | 7 |
| 104.06 Use of Parking Lot by Contractor | 7 |
| 105 - Control of Material | 8 |
| 105.02 Material Sources | 8 |
| 106 - Acceptance of Work | 9 |
| 106.01 Conformity with Contract Requirements | 9 |
| 106.07 Delete | 11 |
| 107 - Legal Relations and Responsibility to the Public | 12 |
| 107.05 Responsibility for Damage Claims | 12 |
| 107.06 Contractor’s Responsibility for Work | 12 |
| 107.09 Legal Relationship of the Parties | 12 |
| 107.10 Environmental Protection | 12 |
| 108 - Prosecution and Progress | 14 |
| 108 Delete | 14 |
| 109 - Measurement and Payment | 15 |
| 109 Deletions | 15 |
| 109.02 Measurement Terms and Definitions | 15 |
| 151 - Mobilization | 16 |
| 151.01 Description | 16 |
| 153 – Contractor Quality Control | 17 |
| 153.07. Project Submittals | 17 |
| 155 - Schedules for Construction Contracts | 18 |
| 155 Delete | 18 |
| 156 - Public Traffic | 19 |
| 156.03 Accommodating Traffic During Work | 19 |
| 156.08 Traffic and Safety Supervisor | 19 |
| 156.10 Measurement and Payment. | 19 |
| 203 – Removal of Structures and Obstructions | 20 |
| 203.04 Removing Material. | 20 |
| 203.05 Disposing of Material | 20 |
| 209 - Structure Excavation and Backfill | 21 |
| 209.01 Description. | 21 |
| 209.07 Dewatering. | 21 |
| 209.10 Backfill. | 21 |
| 209.13 Measurement and Payment. | 21 |
| 209.11 Compacting. | 22 |
| Table 209-1 Sampling and Testing Requirements | 22 |
| 209.11 Compacting. | 22 |
| 209.12 Acceptance. | 22 |
| 404 – Minor Hot Asphalt Concrete | 23 |
| 404.02 Composition of Mix (Job-Mix Formula) | 23 |
| 404.04 Weather Limitations | 23 |
| 404.06 Placing | 24 |
| 404.07 Compacting (a) | 24 |
| 404.07 Compacting (b) | 24 |
| 404.09 Acceptance | 25 |
| Table 404-1. Sampling and Testing Requirements | 25 |
| 412 – Asphalt Tack Coat | 26 |
| 412.07 Acceptance. | 26 |
| 414 - Asphalt Pavement Crack and Joint Sealing | 27 |
| 634 - Permanent Pavement Marking | 30 |
| 634.03 General | 30 |
Preface
Preface_wo_03_15_2004_m
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 101.00_nat_us_07_25_2005
101.01_nat_us_01_22_2009
101.01 Meaning of Terms
Delete all references to the TAR (Transportation Acquisition Regulations) in the specifications.
101.03_nat_us_06_16_2006
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_nat_us_03_29_2007
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.
Design Quantity--“Design quantity” is a Forest Service method of measurement from the FS-96 Forest Service Specifications for the Construction of Roads and Bridges. Under these FP specifications this term is replaced by the term “Contract Quantities”.
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 101-1—Illustration of road structure terms.
102 - Bid, Award, and Execution of Contract
102.00_nat_us_02_16_2005
102 Bid, Award, and Execution of Contract
Delete Section 102 in its entirety.
103 - Scope of Work
103.01_ipnf_06_15_2012
103.01 Intent of Contract.
Delete this subsection and replace with the following:
The intent of the contract is to remove the existing asphaltic pavement and replace with 2” of asphaltic pavement at the Fernan Ranger Station Parking Lot.
St. Maries Bull Pen Paving
This project work includes removing the existing asphalt, grading, installing 1-1/4” schedule 80 electrical conduit, repaving with new 2” asphalt, removal and resetting of pindown curb, and painting permanent pavement markings.
The project includes two bid sections: Base Bid, and Option Item 1 (see Drawings).
Base Bid includes the fleet parking lot (bull pen St. Maries).
Optional Item #1 includes asphalt repair at the Avery office warehouse.
Base Bid: Located at the Forest Service fleet parking lot - 1029 Center Ave., St. Maries, Idaho
Optional Item #1: Located at the Avery Office – 34 Hoyt Drive, Avery Idaho
Delete the remaining subsections in this Section.
104 - Control of Work
104.00_nat_us_06_16_2006
Deletions
Delete Sections 104.01, 104.02, and 104.04.
Add the following subsection:
104.06 Use of Parking Lot by Contractor
104.06_ipnf_06_15_2012
The Contractor is authorized to areas of the parking lot under the jurisdiction of the Forest Service for all activities necessary to complete this contract, subject to the limitations and authorizations designated by the Contracting Officer or described in the contract, when such use will not damage the parking lot, and when traffic can be accommodated safely.
105 - Control of Material
105.02_ipnf_06_15_2012
105.02 Material Sources
Add the following before the first paragraph.
Sources have been designated for this project as follows:
Asphaltic Pavement – Commercial – There is no designated Government source for asphaltic pavement for this project.
106 - Acceptance of Work
106.01_nat_us_07_31_2007
106.01 Conformity with Contract Requirements.
Delete Subsection 106.01 and substitute the following:
References to standard test methods of AASHTO, ASTM, GSA, and other recognized standard authorities refer to the methods in effect on the date of solicitation for bids.
Perform all work to the lines, grades, cross-sections, dimensions, and processes or material requirements shown on the plans or specified in the contract.
Incorporate manufactured materials into the work according to the manufacturer’s recommendations or to these specifications, whichever is more strict.
Plan dimensions and contract specification values are the values to be strived for and complied with as the design values from which any deviations are allowed. Perform work and provide material that is uniform in character and reasonably close to the prescribed value or within the specified tolerance range. The purpose of a tolerance range is to accommodate occasional minor variations from the median zone that are unavoidable for practical reasons.
When standard manufactured items are specified (such as fence, wire, plates, rolled shapes, pipe conduits, etc., that are identified by gauge, unit mass, section dimensions, etc.), the identification will be considered to be nominal masses or dimensions. Unless specific contract tolerances are noted, established manufacturing tolerances will be accepted.
The Government may inspect, sample, or test all work at any time before final acceptance of the project. When the Government tests work, copies of test reports are furnished to the Contractor upon request. Government tests may or may not be performed at the work site. If Contractor testing and inspection is verified by the Government, the Contractor’s results may be used by the Government to evaluate work for acceptance. Do not rely on the availability of Government test results for process control.
Acceptable work conforming to the contract will be paid for at the contract unit bid price. Four methods of determining conformity and accepting work are described in Subsections 106.02 to
106.05 inclusive. The primary method of acceptance is specified in each Section of work.
However, work may be rejected at any time it is found by any of the methods not to comply with the contract.
Remove and replace work that does not conform to the contract, or to prevailing industry standards where no specific contract requirements are noted, at no cost to the Government.
(a) Disputing Government test results. If the accuracy of Government test results is disputed, promptly inform the CO. If the dispute is unresolved after reasonable steps are taken to resolve the dispute, further evaluation may be obtained by written request. Include a narrative describing the dispute and a proposed resolution protocol that addresses the following:
(1) Sampling method;
| (2) | Number of samples; |
| (3) | Sample transport; |
| (4) | Test procedures; |
| (5) | Testing laboratories; |
| (6) | Reporting; |
| (7) | Estimated time and costs; and |
| (8) | Validation process. |
If the evaluation requires additional sampling or testing be performed, mutually agree with the Government on witnessing procedures and on sampling and testing by a third party laboratory. Use a third party laboratory accredited by the AASHTO accreditation program. Provide proof of the laboratory’s accreditation for the test procedures to be used. Do not use the same laboratory that produced the disputed Government test results or that produced the test results used as a basis for the dispute.
The CO will review the proposed resolution protocol and may modify it before final approval and execution.
The Government will use the approved resolution protocol test results to determine the validity of the disputed testing. If the Government test results are validated, the Contractor will be responsible for all costs associated with developing and performing the resolution protocol. If the Government test results are not validated, the Government will be responsible for all costs associated with developing and performing the resolution protocol. If the validity of the Government test results cannot be determined, the Contractor and Government will equally share all costs associated with developing and carrying out the resolution protocol.
(b) Alternatives to removing and replacing non-conforming work. As an alternative to removal and replacement, the Contractor may submit a written request to:
(1) Have the work accepted at a reduced price; or
(2) Be given permission to perform corrective measures to bring the work into conformity.
The request must contain supporting rationale and documentation. Include references or data justifying the proposal based on an evaluation of test results, effect on service life, value of material or work, quality, aesthetics, and other tangible engineering basis. The CO will determine disposition of the nonconforming work.
106.07_nat_us_05_11_2004
106.07 Delete
Delete subsections 106.07.
107 - Legal Relations and Responsibility to the Public
107.05_nat_us_05_11_2004
107.05 Responsibility for Damage Claims.
107.06_nat_us_06_16_2006
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_nat_us_06_16_2006
107.09 Legal Relationship of the Parties.
Delete the entire subsection.
107.10 Environmental Protection.
Add the following:
107.09_nat_us_06_16_2006
Design and locate equipment repair shops, stationary refueling sites, or other facilities to minimize the potential and impacts of hazardous material spills on Government land.
Before beginning any work, submit a Hazardous Spill Plan. List actions to be taken in the event of a spill. Incorporate preventive measures to be taken, such as the location of mobile refueling facilities, storage and handling of hazardous materials, and similar information. Immediately notify the CO of all hazardous material spills. Provide a written narrative report form no later than 24 hours after the initial report and include the following:
Description of the item spilled (including identity, quantity, manifest number, and other identifying information).
| Whether amount spilled is EPA or state reportable, and if so whether it was reported, and to whom. |
| Exact time and location of spill including a description of the area involved. |
| Containment procedures. |
| Summary of any communications the Contractor had with news media, Federal, state and local regulatory agencies and officials, or Forest Service officials. |
Description of clean-up procedures employed or to be employed at the site including final disposition and disposal location of spill residue.
When available provide copies of all spill related clean up and closure documentation and correspondence from regulatory agencies.
The Contractor is solely responsible for all spills or leaks that occur during the performance of this contract. Clean up spills or leaks to the satisfaction of the CO and in a manner that complies with Federal, state, and local laws and regulations.
108 - Prosecution and Progress 108.00_nat_us_02_16_2005
108 Delete.
Delete Section 108 in its entirety.
109 - Measurement and Payment
109.00 _nat_us_02_17_2005
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_ipnf_06_15_2012
109.02 Measurement Terms and Definitions. (b) Contract quantity (CQ).
Contract quantities will be adjusted only when there are errors in the original design of 15% or more.
Change the following:
“(b) Cubic yard” to “(c) Cubic yard”.
Add the following definitions:
(q) Actual Quantity (AQ). Actual quantities are determined from measurements of completed work.
151 - Mobilization
151.01_ipnf_05_17_2010
151.01 Description
This work consists of washing and treating construction equipment and vehicles necessary for equipment transport to remove seeds, plants, and plant fragments before the equipment is used on Forest Service lands.
Wash the sides, tops, and undercarriages of all construction equipment. Remove all seeds, plants, plant fragments, dirt, and debris from the construction equipment. Only equipment inspected by the Forest Service will be allowed to operate within the project area. All subsequent move-ins of equipment to the project area will be treated in the same manner as the initial move-in. This requirement does not apply to cars, pickup trucks, and other vehicles that regularly travel between the construction site and areas off the National Forest.
Equipment will be considered free of soil, seed, and other such debris when a visual inspection does not disclose such material. Disassembly of equipment, components or the need for specialized inspection tools is not required.
Notify the CO in writing at least 48 hours before moving any construction equipment onto the national forest. Notification will include an agreed upon location where the equipment will be available for inspection by the Forest Service. Inspection will be required after every cleaning.
Use methods of cleaning and locations for cleaning approved by the C.O. For work at a commercial washing facility, use an approved facility.
New infestations of noxious weeds of concern to Forest Service and identified by either Contractor or Forest Service, on the Project Area or on the haul route, will be promptly reported to the other party. Contractor and Forest Service will agree on treatment methods to reduce or stop the spread of noxious weeds when new infestations are found. A current list of noxious weeds of concern to Forest Service is available at each Forest Service office.
153 – Contractor Quality Control
Add the following.
153.07. Project Submittals
153.07_ipnf_06_15_2012
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 |
| Hazardous Spill Plan |
| Plan |
| FSSS 107.10 |
| 2 |
| 151 |
| Contractor Quality Control Plan |
| Plan |
| 153.02 |
| 552.09 |
| 3 |
| 151 |
| Traffic Control Plan |
| Plan |
| FSSS 156.03 |
| 4 |
| 404 |
| Material Moisture/Density Testing |
| Test Results |
| Table 208-1 |
| 106 |
| 5 |
| 404 |
| Compaction Testing |
| Test Results |
| 208.11 |
| 106 |
Asphalt
Mix Design
404.02
Asphalt Testing
Test Results
404.09
| 8 |
| 634 |
| Nonreflectorized Markings |
| Material |
| 634.02 |
| 718.13 |
Nonreflectorized Markings Manufactures Recommendation
634.03
155 - Schedules for Construction Contracts
155.00_nat_us_05_11_2004
155 Delete.
Delete Section 155 in its entirety.
156 - Public Traffic
156.03_ipnf_06_15_2012
156.03 Accommodating Traffic During Work.
Add the following project specific requirements:
The Contractor will be allowed to close the parking lots in the phases depicted on the plans and as work warrants.
Give the CO at least 5 days advance written notice prior to any parking lot area closures.
The Contractor shall be responsible for providing, installing, maintaining, and removal of warning signs and barricades required for the parking lot closure period.
Delete the following from the last sentence of the last paragraph:
according to Subsection 106.07(b)
156.08 Traffic and Safety Supervisor.
Delete this subsection in its entirety.
156.10 Measurement and Payment.
Add the following project specific requirements:
156.08_nat_us_02_24_2005
156.10_ipnf_06_15_2012
Payment of traffic control under Section 151.
203 – Removal of Structures and Obstructions
203.04_ipnf_06_15_2012
203.04 Removing Material.
Modify this subsection as follows:
Pindown curb to be removed and stockpiled in an area determined by the CO to include metal rebar pins. After work is complete and accepted contractor to reset stockpiled pindown curb in original locations. Any pindown curb damaged will be replaced at the contractor’s expense.
203.05_ipnf_06_15_2012
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.
209 - Structure Excavation and Backfill 209.01_ipnf_07-15-2013
209.01 Description.
Delete and replace the second sentence with the following:
The work includes installing conduit lines, preserving channels, shoring and bracing, sealing foundations, dewatering, excavating, stockpiling, preparing foundations, bedding, and backfilling.
209.07 Dewatering.
Add the following:
Do not pump water from the foundation excavations directly into live streams or marine waters. Pump water into settling areas as specified in the contract.
209.10 Backfill.
Delete and replace the first sentence with the following:
Place backfill in horizontal layers that when compacted do not exceed 12 inches in depth.
Add the following after the third paragraph:
Place rock backfill that is 9-12 inches in its largest dimension against the marine log crib structure, in a manner so that the rock does not damage the timber crib structure members or the geotextile material.
209.13 Measurement and Payment.
Delete and replace the second paragraph with the following:
Measure the structural excavation for marine structures by the cubic yard in its original position. Include the following volumes in marine structure excavation:
| (a) Material excavated inside vertical planes located 5 feet from and parallel to the outside faces of log structures or foundations; |
| (b) Material excavated outside the vertical planes of item (a) removed to lay the ground slopes back to a slope of 1:1. |
| (c) Any material included within the staked limits of the marine structure excavation, such as contiguous ramps, channel changes, and ditches for which measurement is not covered for payment under other sections. |
209.11_nat_us_02_24_2005
209.11 Compacting.
Delete the subsection and add the following:
Compact backfill using designated compaction method A, B, or C:
Method A. Ensure that backfill density exceeds the density of the surrounding embankment.
Method B. Adjust the moisture content of the backfill material to a moisture content suitable for compaction. Compact each layer using appropriate compaction equipment until visual displacement ceases. For compaction under sections 252, 254, 255, 257, 258 and 262 compact with a vibratory steel wheeled roller with a mass of at least 8 tons.
Method C. Determine optimum moisture content and maximum density according to AASHTO T 99 method C. Adjust the moisture content of the backfill material to a moisture content suitable for compaction. Compact material placed in all layers 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.
Table 209-1 Sampling and Testing Requirements Add the following:
(2) Compaction methods (A) and (B) do not require AASHTO T-99 or T-310 test methods for foundation fill.
209.11_0114_us_02_15_2005
209.11 Compacting.
Delete the subsection and add the following:
Compact backfill using designated compaction method A, B, or C:
Method A. Ensure that backfill density exceeds the density of the surrounding embankment.
Method B. Adjust the moisture content of the backfill material to a moisture content suitable for compaction. Compact each 6 inch layer with a minimum of three complete passes with a mechanical tamper, approved by the CO. For compaction under sections 252, 254, 255, 257, 258 and 262 compact with a vibratory steel wheeled roller with a mass of at least 8 tons.
Method C. Determine optimum moisture content and maximum density according to AASHTO T 99 method C. Adjust the moisture content of the backfill material to a moisture content suitable for compaction. Compact material placed in all layers 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.
209.12 Acceptance.
Add the following:
Compaction methods (A) and (B) do not require sampling and testing.
404 – Minor Hot Asphalt Concrete
404.02_nat_us_06_09_2006
404.02 Composition of Mix (Job-Mix Formula).
Delete the second paragraph and replace with the following:
Submit a job-mix formula and supporting documentation, test results, and calculations for the material to be incorporated into the work. Include copies of laboratory test results and mix design data that demonstrate that the properties of the aggregate, additives, and mixture meet the current requirements and criteria of Federal or state agencies. Ensure that the job-mix formula was performed no more than one year prior to placing the hot asphalt concrete. After reviewing the Contractor’s proposed job-mix formula, the CO will determine the final values for the job-mix formula to be used and notify the Contractor in writing.
404.04_ipnf_06_15_2012
404.04 Weather Limitations.
Change 35o F to 45o F: Add the following:
Do not place paving during rainfall or in standing water.
404.06_nat_us_03_02_2005
404.06 Placing.
Do not place asphalt until the CO has approved in writing the area where it will be placed. Delete the last sentence and replace with the following:
Offset the longitudinal joint of one layer at least 6 inches from the joint in the layer immediately below. Make the longitudinal joint in the top layer along the centerline of two-lane roadways or at the lane lines of roadways with more than two lanes. Offset transverse joints in succeeding layers and in adjacent lanes at least 10 feet, where possible.
404.07_nat_us_03_02_2005
404.07 Compacting (a).
Delete and replace with the following:
(412) Roadway paving. Thoroughly and uniformly compact the surface a minimum of three passes with rollers that meet one of the following requirements:
(1) Steel-wheeled rollers, other than vibratory type, capable of exerting a force of not less than
1.5 ton/feet of width of the compression roll or rolls.
(2) Vibratory steel-wheel rollers with a minimum mass of 5 ton, equipped with amplitude and frequency controls, and designed to compact asphalt concrete.
(3) Pneumatic-tire rollers with smooth tread tires of equal size that provide a uniform compacting pressure for the full width of the roller and capable of exerting a ground pressure of at least 80 lbf/in2.
Perform initial compaction while the mixture is above 250 °F. Perform finish rolling with steel- wheel rollers and continue until no roller tracks remain.
404.07_nat_us_03_02_2005
404.07 Compacting (b).
Delete and replace with the following:
(b) Non-roadway paving. Compact by rolling with a hand-operated roller with a mass of least 1 ton. Perform initial compaction while the mixture is above 250 °F and continue until no roller tracks remain.
404.09_nat_us_03_02_2005
404.09 Acceptance.
Add the following to the second paragraph:
See Table 404-1 for sampling and testing requirements.
Table 404-1. Delete and replace with the following:
Table 404-1. Sampling and Testing Requirements.
| Material or Product |
| Type of Acceptance (Subsection) |
| Characteristic |
| Category |
| Sampling Methods Specifications |
| Sampling |
Frequency Point of Sampling Split Sample Reporting Time
Asphalt Mixture (404.09)
AASHTO T
Three minimum per project and at least one per 500 Cubic yards
Roadway prior to compaction yes
As soon as sampled
412 – Asphalt Tack Coat
412.07_nat_us_07_03_2007
Measurement
412.07 Acceptance.
Delete the first paragraph and replace with the following:
Emulsified asphalt will be evaluated under Subsections 106.02, 106.03, and 702.07.
414 - Asphalt Pavement Crack and Joint Sealing 414.01_01_us_03_07_2006 Description
414.01 This work consists of preparing and sealing pavement cracks with low-modulus rubberized asphalt sealer as specified below.
Material
414.02 All material used must meet or exceed the following Low-Modulus Rubberized Asphalt Specifications. Use sealant meeting the requirements of ASTM D5167 and D5329 as shown below and specified in the Montana DOT special provisions for crack sealing.
Cone Penetration, 770F (250C), dmm (ASTM5329)…………………..100-150
Cone Penetration, 00F (-180C), dmm (ASTM5329 modified)……….....25 min.
Flow, 1400F (600C), 5h ( ASTM D5329)………………………….10 mm max.
Resilience, (ASTM D5329)………………………………………….…30-60%
Bond, -200F (-290C), 220% ext. (ASTM D5329)………….……...Pass 3 cycles
Recommended Pour Temperature…………………………………...……3800F
Safe Heating Temperature……………………………………..………….4100F
Asphalt Compatibility (ASTM D5329)………………………..…….……...Pass
Three known supplier product that meet these requirements in the past are:
1. Crafco 522
1. Maxwell Elastoflex 72
1. Crackfiller Mfg. CMC-101-ELT-B4135
Prior to the prework meeting the contractor shall provide a manufacturers’s certificate for the proposed sealant that shows the product meets or exceeds the above requirements. If directed by the CO a sample will be available for confirmation testing. All containers of crack sealer shall be clearly mark with specific product name and numbers as shown on manufacturer’s certification. Product will be approved by CO prior to use.
Construction Requirements
414.03 Routing Route and clean all existing cracks between 1/8” and 1” wide. Route cracks to produce straight ½” vertical walls and a 1 ½” wide flat bottom reservoir. Remove and dispose of the routed material.
414.04 Cleaning Ensure the reservoir and crack are dry and free of dust, dirt and loose materials immediately before placing the backer rod, if applicable, and applying the sealant. Use air equipment producing at least 100 CFM and a continuous line pressure of at least 125 PSI. the air must be free of oil and water.
414.05 Sealing Place sealant material within 72 hours of routing. Follow the sealant manufactures handling , mixing and application temperature requirements. Apply sealant, fillng the reservoir flush to the top, using a pressure type applicator. Open the completed work to traffic only when the sealant will not track. Repair or replace all seal work damaged by traffic at Contractor expense. All cracks sealed require blotter material and the only approved blotter material is toilet paper. Install backer rod in cracks ¾” or wider or where the sealant penetrates more than two times the crack width for ½” -3/4” cracks. For cracks less than 1/8 “, clean and apply a sealant band of 2” width such that the crack is centered under the band. For cracks wider than 1” clean and fill flush with an approved asphalt mix according to sections 401,402,403,404 or 417.
414.06 Temperature Limitations Do not rout when the mat temperature is below 350F. Apply the sealant when there is no evidence of frost in the road section, the roadway surface is dry, the weather is not foggy or rainy, and the road surface temperature is between 350F and 680F.
414.07 Acceptance. Material for asphalt pavement crack sealing will be evaluated under Subsections 106.02 and 106.03.
Asphalt pavement crack sealing will be evaluated under Subsection 106.04.
Measurement
414.08 Measure the Section 414 items listed in the bid schedule according to Subsection 109.02.
Payment
414.09 The accepted quantities will be paid at the contract price per unit of measurement for the Section 414 pay items listed in the bid schedule. Payments will be full compensation for the work prescribed in this Section. See Subsection 109.05.
634 - Permanent Pavement Marking
634.03_nat_us_03_03_2005
634.03 General.
On single lane roads apply pavement markings according to the manufacturer’s recommendations and in a direction consistent with safe application.
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