Grafton #4 Refuse & Highwall Technical Specifications.docx.pdf

CONSTRUCTION SPECIFICATIONS

Grafton #4 Refuse & Highwall

TAYLOR COUNTY, WEST VIRGINIA

STATE OF WEST VIRGINIA

DEPARTMENT OF ENVIRONMENTAL PROTECTION

ABANDONED MINE LANDS AND RECLAMATION

August 2016

TABLE OF CONTENTS

SECTION PAGE

I. SPECIAL PROVISIONS

I. Location/Site Description

II. Scope of Work

III. Borrow (Disposal) Areas

IV. Disposal of Unsuitable Material

V. Permits, Licenses, and Fees

VI. NPDES Stormwater Requirements

VII. Construction Sign

II. TECHNICAL SPECIFICATIONS

1.0 Mobilization and Demobilization

2.0 Construction Layout

3.0 Quality Control

4.0 Site Preparation

5.0 Erosion and Sediment Control

6.0 Revegetation

7.0 Drainage Structures

8.0 Unclassified Excavation

9.0 Mine Seals

10.0 Subsurface Drains

11.0 Appendix

Grafton #4 Refuse & Highwall

I. SPECIAL PROVISIONS

I. LOCATION / SITE DESCRIPTION

The project consists of four sites (Sites 1-4). Site 1 is located on an unnamed tributary to Gabe Fork, a tributary of Right Fork Simpson Creek. Sites 2 and 4 are located on the eastern branch of Gabe Fork, and Site 3 is located on an unnamed tributary and the western branch of Gabe Fork. The four sites of the project encompass old mine sites that exhibit collapsed/draining portals with AMD seepage, standing water, vertical openings, old sediment ponds, subsidence features, strip mine highwalls, mine spoil, and refuse.

Directions to site:

From Philippi, take US 119 north towards Webster in Taylor County.

Turn left (east) on Simpson Road (CR 13) and travel 3.6 miles.

Turn left on Bosley/Gabe Fork Road, CR 13/5, and travel 0.85 miles to a red metal barn and farm road on the right.

Follow this farm road (to the north of Robert Spencer's residence) northwest through a field to a bench for about 0.3 miles. Collapsed and draining portals begin here.

Coordinate Location: N39º 15’ 23” -- W80º 06’ 25”

II. SCOPE OF WORK

The work covered by the Special Provisions and Technical Specifications consists of furnishing all labor, plant, power, equipment and supplies, and performing all operations necessary for the completion of the project. The Contractor shall perform all operations necessary for:

construction of permanent drainage channels, construction of low water crossings, dewatering and treatment of mine discharge, installation of wet or modified mine seals, installation of two (2) dry bat gate mine seals (P1-4 and P1-5), reclamation of highwall, sediment pond dewatering, removal, and pond construction, installation of underdrain, repair and remediation of subsidence areas, placement of rip rap armoring in existing drainage channels, gas line relocation, placement of soil cover, and re-vegetation of disturbed areas.

Drainage structures proposed will include; vegetated channels with erosion control matting, rip rap lined channels, and grouted rip rap lined channels necessary to convey mine drainage and surface water to existing drainage features. Existing channels and erosion features will also be armored.

Other work will include; temporary erosion and sediment control measures, maintenance and repair of existing roads and construction of temporary roads for access, dewatering of the mine reservoirs, and treatment of mine drainage before release.

No private residences are located adjacent to or near the sites. However, access to the sites will be through several different landowners’ property and will utilize existing mining and farm roads. Access to Site 1 will be through property owned by Robert Spencer. Access to Sites 2 and 4 will be through property owned by Mark Stout and the Beckwith Lumber

Company. Access to Site 3 will be through property owned by Jamie Kinsey. A gas line passes through Highwall 2 at Site 1 in a north/south direction. This line is owned by

Petroleum Development Corporation. 340 LF of this gas line will need to be relocated as part of the highwall reclamation portion of the project.

The Contractor shall also be responsible for surveying, including establishing construction baseline, measuring and developing all completed quantities on the job, and the ordering, purchase and delivery of any and all materials required for construction or required for development of support areas. The Contractor shall perform all other operations as incidental to the program as specified herein.

III. BORROW (DISPOSAL) AREAS

All borrow (disposal) areas must be approved by WVDEP. Should the Contractor decide to obtain and utilize any borrow areas outside of construction limits, or move material from one property owner to another, unless designated on the plans, the Contractor shall be responsible to obtain from the property owner(s) of the borrow areas, all necessary rights of entry, including rights of entry for WVDEP and OSMRE for inspection purposes. The said rights of entry agreement must state that the property owner(s) indemnify and hold harmless the WVDEP for Contractor’s action for any injury or damages whatsoever resulting from the use of the property.

The Contractor also shall submit a borrow/disposal area reclamation plan for prior approval by WVDEP. The Contractor shall observe the following NEPA compliance schedule relative to selecting and utilizing any off site borrow areas and/or any waste disposal areas.

a. No borrow (disposal) site operations will affect a site listed in, eligible for or proposed to be listed in the National Register of Historic Places.

b. No borrow (disposal) operations will be located within one-quarter mile of any federally listed established or prospective component of the National Wild and

Scenic River System under 16 USC 1274 and 1276.

c. Borrow (disposal) site operations will not cause a significant encroachment within the base floodplain (CE.O. 11988: Floodplain Management).

d. Borrow (disposal) site operations will not be located in or affect a critical habitat of a federally listed endangered or threatened species under 16 USC 1531, et. seq.

e. No borrow (disposal) operations will occur in wetland areas which are designated by appropriate agencies.

f. Borrow (disposal) site operations will be consistent with any approved plans governing ambient air quality.

g. Adherence to these mitigation measures does not relieve the Contractor of the obligation or responsibility to obtain any other federal, state, or local approvals required to use borrow (disposal) areas and conduct such activities.

h. Documentation: Copies of borrow (disposal) site approvals and concurrences will be submitted to the WVDEP prior to the commencement of reclamation activities.

i. Site Monitoring: Borrow (disposal) activities will be monitored by the state to ensure compliance with contractual requirements, applicable federal, state, and local laws, and any permit conditions.

IV. DISPOSAL OF UNSUITABLE MATERIAL

All waste areas shall be obtained in accordance with Special Provisions Section III

(Borrow/Disposal Areas) of these specifications. All unsuitable materials (wood, trash, debris, and garbage) as determined by the Engineer shall be wasted by the Contractor, at his/her expense, outside the limits of work conforming to the requirements of Sections 4.3.8 of these Specifications. Wood may be burned in conformity with Sections 4.3.7 of these

Specifications.

The Contractor shall observe the NEPA compliance schedule relative to selecting and utilizing any off-site disposal areas in accordance with Special Provisions Section III of these Specifications.

V. PERMITS, LICENSES AND FEES

The Contractor shall procure all permits and licenses, pay all charges and fees, and give all notices necessary and incidental to the due and lawful prosecution of the work. Permits required for this project may include but not be limited to: Water Quality Certification from WVDEP and burning permits from WVDNR and WVDEP Office of Air Quality. A copy of the permit/permits as procured shall be furnished to the Owner prior to initiation of the work under this Contract. The WVDEP will obtain the Permits (MM 109 Form) from

WVDOH and NPDES from WVDEP. Contractor shall be responsible for any Stream

Activity Permits necessary to complete the project work.

VI. NPDES STORMWATER REQUIREMENTS

The WVDEP-AML has obtained a Construction Storm Water General Permit for this project from WVDEP Division of Water and Waste Management (WVDEP DWWM). The registration for this reclamation project will be modified to include the Contractor as Co-

Applicant #1, with the WVDEP-AML being Co-Applicant #2. As such, the Contractor shall assume responsibility for compliance with the terms and conditions of the permit including modifications and any future correspondence such as registration renewal invoices, inspection reports, and notices of violation shall be forwarded to the Contractor.

Upon award of the contract, the Contractor shall complete a Co-Applicant #1 signature page and submit the completed form to WVDEP-AML prior to scheduling a Pre-

Construction Conference.

Upon receipt of the completed form, WVDEP-AML will request the WVDEP DWWM to modify the existing NPDES registration for this project to make the Contractor the Co-

Applicant #1 to the permit.

The WVDEP DWWM will notify the Contractor and WVDEP-AML when the successful transfer of registration under WV/NPDES Storm Water Construction General Permit

(No.WV0115924) is completed. A Notice to Proceed will not be issued until the contractor signs the co-applicant form and submits to the Office of Abandoned Mine Lands. Once the transfer has been completed, the WVDEP will continue to be responsible for any modification fees and annual renewal fees incurred up until the date of the final inspection of the project that occurs after completion of construction activities at the site. The

Contractor shall be responsible for any and all costs associated with violations and fines assessed against the project that are a result of the Contractor’s negligence, carelessness, or failure to install permanent controls as part of the work as scheduled.

The Contractor shall apply for a Notice of Termination (NOT) from WVDEP DWWM via the Construction Storm Water website http://www.dep.wv.gov/Programs/stormwater/csw/Documents/Construction upon completion of construction activities at the site. The NOT shall be issued by WVDEP

DWWM upon completion of the project. The Contractor will continue to be bound by the terms and conditions of the permit until the NOT has been approved by WVDEP

DWWM. Once the project is complete, the Contractor will still bear responsibility for the

NPDES registration until a NOT is received from the WVDEP DWWM.

http://www.dep.wv.gov/Programs/stormwater/csw/Documents/Construction

Co-Applicant #1 Signature Page

Co-Applicant #1: ________________________________________

New and/or Modification of NPDES Storm Water of Construction Project

Name: _________________________________________________

BY COMPLETING AND SUBMITTING THIS APPLICATION, I HAVE REVIEWED AND UNDERSTAND

AND AGREE TO THE TERMS AND CONDITIONS OF THE GENERAL PERMIT ISSUED ON DECEMBER

05, 2012. I UNDERSTAND THAT PROVISIONS OF THE PERMIT ARE ENFORCEABLE BY LAW,

VIOLATION OF ANY TERM AND CONDITION OF THE GENERAL PERMIT AND/OR OTHER

APPLICABLE LAW OR REGULATION CAN LEAD TO ENFORCEMENT ACTION.

I CERTIFY UNDER PENALTY OF LAW THAT I HAVE PERSONALLY EXAMINED AND AM FAMILIAR

WITH THE INFORMATION SUBMITTED ON THIS FORM AND ALL ATTACHMENTS AND THAT,

BASED ON MY INQUIRING OF THOSE INDIVIDUALS IMMEDIATELY RESPONSIBLE FOR

OBTAINING THE INFORMATION. THE INFORMATION SUBMITTED IS, TO THE BEST OF MY

KNOWLEDGE AND BELIEF, TRUE, ACCURATE, AND COMPLETE. I AM AWARE THAT THERE ARE

SIGNIFICANT PENALTIES FOR SUBMITTING FALSE INFORMATION, INCLUDING THE POSSIBILITY

OF FINE AND IMPRISONMENT.

(CO-APPLICANT #1 SIGNATURE) DATE

Print Name: _________________________________________

Print Title: __________________________________________

Address: ____________________________________________

City: ______________________ State: _______ Zip: _________

Telephone Number: (_____) _______ - ____________________

Email: ______________________________________________

FEIN: _______________________________________________

VII. CONSTRUCTION SIGN

1. Work Required.

The work to be performed under this Section consists of providing all labor, material and equipment necessary to install a project sign as indicated on the detail included herein and as specified herein.

2. Materials.

(a) Sign face shall be 3/4" Marine Exterior plywood or aluminum or composite material. Posts and cross-brace shall be No. 2 Grade Pine or Fir, kiln dried and pressure treated.

(b) Hardware:

(1) All hardware shall be manufactured from good, commercial-quality material and meet all applicable ASTM standards.

(2) Spikes and nails shall be common wire-type and shall meet AISI steel specifications 1010 or 1020.

(3) All hardware shall be hot-dip galvanized in accordance with

ASTM A-153.

3 Execution.

(a) Project Sign. The sign board shall be cut to the dimensions shown on the detail herein. The sign shall painted with one (1) coat of primer and two (2) coats of white enamel. All exterior cut edges shall be smooth sanded prior to painting.

All edges shall be double primed. The letters, border and strips shall be painted as shown on the detail drawing. Posts and cross-brace shall be painted with two

(2) finished coats of brown enamel.

The Contractor shall bolt the sign to posts and provide required cross-bracing.

The posts and sign shall be erected and posts set in gravel base, as shown on the drawings. One (1) sign is required and is to be located at the discretion of the

Inspector.

(b) Payment. Payment for the work which shall include installation of the project sign shall be part of the lump-sum bid for "Mobilization".

II. TECHNICAL SPECIFICATIONS

1.0 MOBILIZATION AND DEMOBILIZATION

1.1 DESCRIPTION

This work shall consist of the performance of construction preparatory operations, including the movement of personnel and equipment to the project site and for the establishment of the Contractor’s offices, equipment and material storage areas, buildings and other facilities including the construction of all temporary access roads as necessary to begin work on a substantial phase of the contract. The location of Contractor’s office (if required) to be established shall be approved by WVDEP. It also shall include all demobilization activities involving the removal from the sites of all plant, equipment, supplies and personnel after completion of the work including cleanup of all rubbish and waste materials generated during the construction of this project; and restoration of any damage to existing site improvements resulting from the Contractor’s activities at the site;

and installation of the project sign.

1.2 METHOD OF MEASUREMENT

The method of measurement will be per lump sum.

1.3 BASIS OF PAYMENT

The bid for “Mobilization and Demobilization” shall be a lump sum and cannot be more than 10% of the TOTAL AMOUNT BID for the project. Partial payments will be as follows:

(a) One-half of the amount bid will be released to the Contractor with the first estimate payable, not less than 15 days after the start of work at the project site.

(b) The final one-half of the amount bid shall be released with the estimate payable after the work is accepted by the WVDEP and when the Contractor has submitted and received approval for paper (hard copies) and two (2) copies of a cd-rom with all “as-built” plans, in accordance with Specification Section 2.3.6.

Nothing herein shall be construed to limit or preclude partial payments otherwise provided for by the Contract. No deduction will be made nor will any increase be made, in the lump sum mobilization and demobilization item amount regardless of decreases or increases in the final total contract amount or for any other cause.

1.4 PAY ITEM

Item 1.0 “Mobilization and Demobilization” per lump sum. Cannot be more than 10% of the TOTAL AMOUNT BID for the project.

2.0 CONSTRUCTION LAYOUT STAKES

2.1 DESCRIPTION

This item consists of furnishing, placing, and maintaining construction layout stakes necessary for the proper performance of the work under this contract including borrow areas. It shall further consist of determining the exact units of measure for payment. It also consists of checking and making any field adjustment to the plan alignment, grades and elevations as considered necessary by the WVDEP or dictated by planned excavations.

Additionally, this item shall also include the preparation of “As-Built” Plans including the

Borrow (disposal) Area Reclamation Plan, Site Plan, Cross Sections, Profiles and any others shown on the Design Drawings or specifically requested by the WVDEP. All of these “As-Built” Plans shall be provided prior to the Final Inspection Meeting and shall be complete and accepted by the WVDEP prior to issuing the final one-half of payment for

“Mobilization and Demobilization.”

2.2 MATERIALS

Conventional survey stakes, hubs, batter boards, flagging, templates, straightedges and other devices necessary for laying out all parts of the work.

2.3 CONSTRUCTION METHODS

2.3.1 The Contractor shall be responsible for the proper layout of the work. The Owner will provide the Contractor with survey information regarding the baselines and the existing surface features shown on the Construction Drawings. The Contractor shall make all calculations involved and shall furnish and place all layout stakes.

2.3.2 The Contractor shall provide field forces and shall set all additional stakes as needed, such as offset stakes, reference point stakes, slope stakes, grade stakes, stakes for drainage, or other structures, supplementary bench marks, and any other horizontal or vertical controls necessary to secure a correct layout of the work including the re-establishment of the survey and construction baselines (as necessary), as shown on the Construction Drawings. The Contractor shall also perform any necessary cross-section or profile surveying of the existing ground surface at the intervals/locations shown within the Construction Drawings, provide an overlay of the surveyed cross-sections or profiles on the cross-sections/profiles shown on the Construction Drawings, and submit the same to the Engineer for comparison prior to initiating work. The original grade line and proposed final grade line shall be included on all sections. Incomplete cross-sections/profiles will be returned to the Contractor for necessary additions. Cross-sections or profiles, which do not encompass all areas of both earthwork excavation (including borrow excavation), fill placement, and pipe installation shall be considered incomplete without exception. The Contractor shall also include the locations of baselines used showing cross section locations on a copy of the site plan when submitting cross sections.

2.3.3 The Contractor shall be responsible for assuring the layout staking work is in conformance to the lines, grades, elevations, dimensions, and locations shown on the Construction Drawings or as required by the WVDEP. The Contractor shall furnish a copy of his/her survey records for checking by the WVDEP and for the

Owner's permanent file. These records shall be furnished as they are completed during the progress of the work.

2.3.4 Any inspection or checking of the Contractor's layout by the WVDEP and the acceptance of all or any part of it shall not relieve the Contractor of his/her responsibility to secure the proper dimensions, grades, and elevations of the several parts of the work.

2.3.5 The Contractor shall exercise care in the preservation of stakes and benchmarks, including existing property line or corner markers, and shall have them reset at his/her expense when any are damaged, lost, displaced or removed. The Contractor shall use competent personnel and suitable equipment for the layout work required and shall provide that it be performed by or under the direction of Registered

Professional Engineer or Licensed Professional Land Surveyor registered in the

State of West Virginia.

2.3.6 “As-Built” plans shall be provided to the WVDEP prior to the Final Inspection

Meeting.

2.3.6.1 Hard (paper) copies of all “As-Built” Plans shall be submitted to the

WVDEP prior to the final inspection meeting. Hard copies shall be the same size, scale, and clarity as the Design Drawings furnished for construction.

2.3.6.2 Two copies of the CD-ROM with all “As-Built” plans shall also be submitted to the WVDEP prior to the final inspection meeting. The electronic versions of all “As-Built” plans shall be in AutoCAD format (Autocad Release as approved by the WVDEP) and pdf format as approved by the WVDEP.

2.3.6.3 The final one half of the amount bid for Item 1.0 Mobilization and

Demobilization will not be made until “As-Built” plans, as specified, have been submitted and approved.

2.3.6.4 “As-Built” plans shall include the horizontal and vertical location of all buried components depicted on the plans and herein specified.

2.3.6.4.1 “As-Built” plans shall include the vertical and horizontal locations of all installed pipes and appurtenances.

2.3.6.4.2 In addition, “As-Built” plans shall show the vertical and horizontal location of the bottom/top of buried subsurface drain installed for this project.

2.4 METHOD OF MEASUREMENT

Measurement for furnishing, setting, maintaining, and resetting the stakes when necessary, and for furnishing all engineering personnel, equipment, materials, and all incidentals thereto, shall be by the lump sum bid for “Construction Layout Stakes”. The lump sum payment also shall include the cost for providing the WVDEP with pre- and post-construction ground line cross-sections for all disturbed or regraded areas including borrow areas and “As-Built” Plans as described herein.

2.5 BASIS OF PAYMENT

Payment shall be made based on the lump sum amount as bid as approved by the WVDEP.

Said lump sum bid cannot be more than 3% of the TOTAL AMOUNT BID for the project.

No deduction will be made, nor will any increase be made, in the lump sum “Construction

Layout Stakes” item amount regardless of decreases or increases in the final total contract amount or for any other cause.

2.6 PAY ITEM

Item 2.0, “Construction Layout Stakes”, per lump sum. Cannot be more than 3% of the

TOTAL AMOUNT BID for the project.

3.0 QUALITY CONTROL

3.1 DESCRIPTION

This work shall consist of testing for verification that the materials supplied and the work performed are in accordance with these Specifications and the WVDOH Standard

Specifications for Roads and Bridges, Adopted 2010 or later (current) edition.

3.2 MATERIALS

3.2.1 The Contractor shall submit a minimum of two (2) copies of shop drawings, catalog cuts and material certifications (as applicable) to the WVDEP of all offsite materials to be incorporated into the work. Written approval from the Engineer will be required prior to incorporation of these items into the work.

3.2.2 The Contractor shall submit at least two (2) copies of the results of all tests conducted on in-situ material, including concrete and grout to be used in this project, if shown on the plans. As a minimum, these tests will include moisture content & density tests of the soil/soft rock/crushed stone materials in accordance with the provisions of ASTM D698 (Standard Proctor), field density tests following compaction, soil tests to determine the lime and nutrient requirements of the areas to be re-vegetated; gradation (size), durability (soundness), fizz, and acid base

(calcium carbonate equivalency) requirements for purchased or onsite borrowed and commercially purchased rip rap and aggregate. Compressive strength tests for grout and concrete if required by the Specifications will be performed in accordance with ASTM C109 (grout) and in accordance with ASTM C31 & C39 (concrete).

Four specimens are required for each concrete or grout test. Rip rap gradation, quality, and durability will comply with the applicable subsections of Section 7.0.

3.3 METHOD OF CONSTRUCTION

3.3.1 The Contractor shall furnish the services of his own testing laboratory or select an independent testing laboratory, as long as the laboratory is under the direct supervision of a Registered Professional Civil Engineer and is AASHTO accredited

(AAP) for physical properties testing. The laboratory used for chemical testing of soils shall be a State approved laboratory. The WVDEP must approve all laboratories used.

3.3.2 Testing for compaction, soil nutrient and lime requirements for soil; compressive strength tests for concrete and grout; and durability and gradation testing for rip rap shall be performed as required by these specifications andor ordered by the

Engineer in writing. The WVDEP will determine the locations and time of any testing herein specified and the need and extent of any testing in addition to that which is herein specified.

3.3.3 The contractor shall be responsible for performing laboratory tests of the coal refuse, mine spoil, and any natural soil to identify the compaction requirements for their use as fill and cover material, respectively. In addition, field density tests shall be performed in accordance with the Construction Specifications. All test results shall be submitted to the WVDEP for approval of compaction criteria prior to compacting the fill and after fill compaction to verify that the required compaction is obtained.

3.3.4 Rock rip rap shall have a maximum weighted weight loss of thirty percent and aggregate shall have a maximum weighted loss of twelve percent when subjected to five (5) cycles of the Sodium Sulfate Soundness Test – ASTM C88 (Standard

Test Method for Soundness of Aggregates by the Use of Sodium Sulfate or

Magnesium Sulfate), as modified by the American Association of State Highway and Transportation Officials (AASHTO T-104).

3.3.5 Non-calcareous stone used for mine seals and subsurface drains shall exhibit a fizz of 0 when subjected to dilute hydrochloric acid. A laboratory certification of soundness and fizz shall be submitted to the WVDEP prior to delivery.

3.3.6 Calcareous stone and rip rap (limestone) used on this project shall be laboratory tested for calcium carbonate equivalency (acid-base accounting) by a State approved laboratory. Laboratory results from a commercial supplier will suffice, otherwise the Contractor will be required to perform the test prior to delivery of the stone or rip rap to the project site. All calcareous stone or rip rap (limestone) to be used on this project must exhibit a calcium carbonate equivalency of 70% or greater.

The Contractor shall submit test results to the WVDEP for approval prior to delivery of the stone or rip rap to the site.

3.3.7 Only new and first class materials, which conform to the requirements of these

Specifications, shall be used unless specified otherwise. When requested by the

WVDEP, the Contractor shall furnish a written statement of the origin, composition, and manufacturer of any or all materials (manufactured or produced) that are to be used in the work. The sources of supply of each material used shall be approved by the WVDEP before delivery is started. If, at any time, sources previously approved fail to produce materials acceptable to the WVDEP, the Contractor shall furnish materials from other approved sources.

3.4 METHOD OF MEASUREMENT

The method of measurement for determining the quantity of quality control work done as described above will be on a lump sum basis.

3.5 BASIS OF PAYMENT

The quantity of quality control work done will be paid at the contract lump sum price bid for this item. Said lump sum bid cannot be more than 2% of the TOTAL AMOUNT BID for the project. No deduction will be made nor will any increase be made in the lump sum

“Quality Control” item amount regardless of decreases or increases in the final total contract amount or for any other cause.

3.6 PAY ITEM

Item 3.0, “Quality Control”, per lump sum. Cannot be more than 2% of the TOTAL

AMOUNT BID for the project.

4.0 SITE PREPARATION

4.1 DESCRIPTION

4.1.1 Clearing & Grubbing

Work performed under this section shall include the removal and disposal of all trees, stumps, shrubs and any other vegetation, wood, debris, junk, garbage of any nature from those areas specified below and/or shown on the plans and/or any other areas as directed and approved by WVDEP.

This item shall also include stripping and stockpiling soil and topsoil from the construction area for use as soil cover and re-vegetation.

This work shall also include the preservation from injury to all vegetation, utilities or other objects to remain as shown on the Design Drawings.

4.1.2 Demolition of Structures

This work shall consist of complete demolition and removal of such buildings, mining related structures and equipment, existing ruins and foundation structures, concrete pads, walls, pavement and existing drainage conveyances and facilities including corrugated metal pipe, rock, and walls located within the construction limits as are specifically designated on the Plans for removal or as directed by the

WVDEP if within the construction limits and not shown on the Plans. Boulders, pads, walls, and foundation ruins shall be broken in accordance with Specification

Section 4.3.22 and buried in the deepest portion of the fill areas as directed by the

WVDEP. Broken pieces shall not be consolidated in one area, but shall be dispersed throughout fill areas to ensure compaction requirements are achieved. Masonry walls, foundations, and concrete slabs may be present and will require demolition and disposal. Buried ruins, structures, other debris, including abandoned mining equipment, may exist and be encountered during excavation operations. All onsite garbage (as well as any other debris of any type and quantity encountered), mining equipment, and metal structures or items encountered shall be removed from the site to an off-site disposal area in accordance with Special Provisions Section 7 or to a landfill approved by the State of West Virginia to accept this type of debris.

The Contractor is advised to perform a thorough site reconnaissance to quantify all garbage and debris within the construction limits whether designated on the plan or not, for removal prior to submitting his or her bid.

4.1.3 Temporary Access Road Construction

The Contractor will be required to improve and maintain existing access roads into all weather access roads for the duration of the project. All existing access roads shall be left in a condition equal to or better than existing at the time of mobilization, and shall be repaired and maintained during construction (except when culvert, ditch and road construction are being performed) to the satisfaction of the WVDEP.

Resurfacing and/or stabilization stone will be incidental to the cost of the work described herein for any road upgrading required for construction entry or maintenance as deemed necessary by the WVDEP to facilitate site travel.

All travel and upgrading operations performed on existing access roads shall be confined to the width of the existing road, unless shown otherwise on the Plans.

Final grading, re-vegetation, stabilization (resurfacing with stone or asphalt pavement), and providing final drainage control for existing access roads shall be performed as shown on the Plans and as directed and approved by the WVDEP after reclamation operations for the project have been completed.

The Contractor shall maintain and protect traffic, protect work in progress, protect adjacent property from excess dust resulting from the construction and maintain traffic through, around, or adjacent to the construction area. The Contractor’s hauling and supply vehicles will travel paved, gravel, and dirt roads in close proximity to local resident’s homes, businesses, driveways, and other constructions.

As such, the safety and convenience of these people shall be of utmost importance in the Contractors execution of work as shown on the Plans and herein specified.

The Contractor shall be required to comply with all WVDOT rules, regulations, weight limits, speed limits associated with and posted on nearby public and/or private roads used by the Contractor to access the project. The Contractor will be required to coordinate his operations with each resident and provide unrestricted access to them at all times. At the discretion of the WVDEP and as required by the

WVDOH or local municipality, the Contractor will be required to employ flag persons to direct traffic while hauling materials on and off site and other constructions. All materials used for traffic control shall be in accordance with the current WVDOH manual; “Traffic Control for Streets and Highway Construction and Maintenance Operations”.

Other access roads not shown on the construction plans built to gain access to, travel between, or otherwise required for equipment/vehicular site access shall be kept to a minimum and only constructed where necessary upon approval from the WVDEP.

Contractor constructed travel routes not shown on the Plans, shall be reclaimed to the approximate original contour and revegetated according to Specification

Section 6 and upon completion of the construction activities, as deemed necessary by the WVDEP, with associated costs being considered incidental to this project.

Any additional access shall require the Contractor to obtain written permission from the respective landowner.

Traffic on private access roads shall be maintained during construction (except when culvert, ditch and road construction are being performed), and shall be left in a condition equal to, or better than, the existing condition upon completion of construction as discussed herein. Resurfacing and/or stabilization stone will be incidental to the cost of the work described herein, except where designated on the plans, for any road upgrading required for construction entry, as deemed necessary by the WVDEP, to facilitate site travel. Final grading, stabilization, and providing final drainage control for existing access roads shall be performed after reclamation operations for the project have been completed. Road surface treatments shall be approved by the WVDEP.

4.1.4 Materials and Equipment Storage

Material storage areas within the Contractor’s Work Limits shown on the plans shall require the approval of the WVDEP. Material storage areas outside the Contractor’s

Work Limits will require permission from the respective landowner in accordance with Special Provision 7.

4.1.5 Property Line & Corner Markers

The Contractor shall become familiar with the property boundaries before beginning work onsite and shall restore any property corner markers destroyed by the construction as approved by the WVDEP.

4.2 MATERIALS (As shown on the Plans or as required by the WVDEP)

4.2.1 Crushed stone aggregate for road rehabilitation if shown on the Plans or required by the WVDEP shall conform to the requirements of a Class 1 Aggregate as described in Table 704.6.2A and Section704.6 of the West Virginia Department of

Transportation - Division of Highways Standard Specifications for Roads and

Bridges, adopted 2010 or latest edition.

4.2.2 Separation fabric if shown on the plans or required by the WVDEP shall be placed on a prepared subgrade prior to placement of surfacing and resurfacing stone. Separation fabric shall be woven and meet the requirements of Section

715.11.8 of the WVDOH Standard Specifications for Roads and Bridges, adopted

2010 or later edition such as ADS 9250 manufactured by Advanced Drainage

Systems, Inc. or approved equal.

4.2.3 Class B Concrete: Concrete if shown on the Plans shall be 3000 psi Class “B” concrete placed and cured in accordance with the requirements of Section 601 of the WVDOH Standard Specifications for Roads and Bridges, adopted 2010 or later edition and Supplemental Specifications dated January 1, 2003 or later edition. Cement used in the mixture shall be Type II sulfate resistant Portland cement meeting the requirements of ASTM C150 (Type II cement, not Type I cement).

4.2.4 Reinforcing Bars: Deformed bars used for reinforced concrete (if shown on the plans or required by the WVDEP/WVDOH) shall be epoxy coated and meet the requirements of Section 709 of the WVDOH Standard Specifications for Roads and Bridges, adopted 2010 or later edition and Supplemental Specifications dated January 1, 2003 or later edition.

4.2.5 A minimum 5 ½ inches of Hot Mix Asphalt (HMA) shall be used for asphalt repair sections of existing roads and driveways if shown on the Plans or required by the WVDEP. Four (4) inches of HMA Base 1 Course and one and one half (1

½) inches of Wearing 1 Course will be required. The HMA shall comply with

Specification 401 of the WVDOH Standard Specifications for Roads and

Bridges, adopted 2010 or later edition. The HMA shall be placed in two (2) inch lifts, compacted, and placed to blend into existing asphalt grades surrounding the repair area.

4.2.6 Asphalt overlay of existing asphalt and concrete pavements if shown on the Plans shall consist of one and one half inches (1 ½ inches) of Hot Mix Asphalt (HMA)

Wearing 1 Course. The HMA shall comply with Specification 401 of the

WVDOH Standard Specifications for Roads and Bridges, adopted 2010 or later edition. The HMA shall be placed in one (1 ½ inch) lift, compacted, and placed to blend into existing asphalt grades surrounding the repair area in accordance with the details shown on the Plans.

4.2.7 Temporary fence materials shall consist of the following as shown on the plans or as approved by the WVDEP:

4.2.7.1 Barbed Wire: 15.5 gage, 2 strand, four barb at 5 inch spacing, and with Class

3 Zinc Coating.

4.2.7.2 Steel Drive Posts: Drive Posts shall be steel T shaped and furnished with a green enamel finish. Posts shall weigh a minimum of 1.25 lbs per foot and shall be furnished with a 7 ft. length.

4.2.7.3 Treated Fence Posts: Wood corner posts and pull posts shall be 6 inch diameter and 8 ft. long. Posts shall be furnished with a CCA pressure treated finish.

4.3 METHOD OF CONSTRUCTION

4.3.1 The Contractor shall comply with all Special Provisions, with particular attention to Special Provision 5, Schedule of Work and Special Provision 10, Safety.

Also, refer to the construction sequence provided on the Plans.

4.3.2 The specific areas to be cleared and grubbed are as shown on the Contract

Drawings and are generally described as, but not limited to, those specific areas of excavation, fill, stockpile, backfill, and drainage structure installation.

4.3.3 The Contractor shall clear the site within the limits of the construction shown on the plans or as approved by the WVDEP. The WVDEP shall exercise control over clearing and shall designate all trees, plants and other objects to be removed or to remain.

4.3.4 Clearing and grubbing shall be completed prior to initiation of earthwork operations and only to the extent necessary to complete the work. The Contractor shall confine his operations strictly to required areas. If the Contractor clears and grubs beyond the required areas, whether knowingly or accidentally, he shall, at his expense, replant, and otherwise restore all areas outside the limit lines to a condition equal to or better than that existing prior to start of work.

4.3.5 All timber eight (8) inches in diameter and larger at stump height shall be saw cut prior to grubbing operations. Timber shall be topped with the branches removed and stacked and stockpiled in an appropriate manner in an accessible location approved by the WVDEP on the property from which it was cut. Timber to be stockpiled shall not be pushed down by equipment prior to being cut nor can it be indiscriminately shoved into a stockpile.

4.3.6 All stumps, roots, buried logs and brush shall be removed. Grass, however, may be incorporated into the re-soiling material. Taproots and other projections over 1-½ inches in diameter shall be grubbed out to a depth of at least ten (10) inches below the planned subgrade or slope elevation. All holes remaining after the grubbing operation shall have the sides broken down to flatten out the slopes, and shall be filled with suitable materials, moistened and properly compacted.

4.3.7 Topsoil shall be stripped to a minimum depth of 6 inches below existing grade as directed and approved by the WVDEP. The topsoil shall be stockpiled onsite for use as soil cover as required by the WVDEP and these Specifications.

4.3.8 Cleared and grubbed areas shall be worked such that positive drainage is provided to prevent ponding of water except for the purpose of sediment control sumps as approved by the WVDEP.

4.3.9 All organic material shall be burned completely to ash or otherwise removed from the site and disposed of in a manner approved by the WVDEP in accordance with

Special Provision 8 – Disposal of Unsuitable Material and Special Provision 13

– Permits, Licenses, and Fees. Burning of the combustible material will not be permitted on or near refuse, mine portals or within close proximity to coal seams or utilities. The Contractor shall obtain all permits and licenses required prior to burning the material. A plan, showing the location of material to be burned and all fire control measures to be implemented, including copies of permits and licenses, shall be submitted to the WVDEP’s representative at the site for approval.

4.3.10 All other materials generated from required clearing and grubbing operations shall be removed and disposed of by the Contractor. All garbage, construction debris, mining debris, etc., shall be disposed of in approved waste area(s) or landfill(s). It shall be the responsibility of the Contractor to obtain, at no expense to the WVDEP, all necessary waste and borrow areas or landfills for the disposal of waste materials in accordance with any applicable local, state, and/or federal regulations including compliance with NEPA requirements (See Section 7 of the Special Provisions for

NEPA Compliance Schedule). All waste and borrow areas must be approved by the WVDEP and, the Contractor must provide a reclamation plan for approval. In addition, for all waste and borrow areas outside the construction limits, the

Contractor must obtain from the property owner a right-of-entry agreement in which the property owner indemnifies and holds the WVDEP harmless from any injury or damages whatsoever resulting from the use of the property. The Contractor may be required to submit proof the landfill is permitted to accept the type of debris or waste to be deposited. Garbage and waste including metal junk and vehicles may be present within the project area. Some of this waste may require special handling and disposal. Burning of tires, treated lumber, mine belt, or anything that might create black smoke is prohibited. The Contractor is required to visit the site and decide for their self the nature and quantity of garbage and waste to be removed and properly disposed of prior to submitting his or her bid.

4.3.11 It shall be the sole responsibility of the Contractor to correctly locate and avoid all underground, on-ground, and overhead utilities, facilities and other structures and constructions, and for that purpose, shall employ all necessary precautions and methods to insure avoidance of and damage to such constructions. In the event damage does occur, the Contractor shall notify the affected Owner and the WVDEP immediately and make or have made all necessary repairs and bear the expense thereof and resulting damage caused thereby. See “Special Provisions”, Section

16 “Utilities and Other Obstructions”, of these specifications for more information on utilities.

4.3.12 Power poles located within the construction limits (if any) must also be protected from damage or relocated during construction as approved by the WVDEP.

4.3.13 Should offsite disposal or borrow be necessary, clearing, grubbing, and stripping shall be performed as required by these Specifications and as approved by the

WVDEP. The Contractor shall observe the NEPA Compliance Schedule as per

Section 7 of the Special Provisions.

4.3.14 Existing private access roads shall provide safe, all-weather access to the site for local traffic and persons living in the area. Existing roads shall be maintained during construction and left in a better than or equal to condition. The Contractor is responsible for locating and avoiding all underground and overhead utilities during access road grading and maintenance.

4.3.15 Pavement along the length of any state, county, or private roads within the construction area shall be removed/replaced where damaged and/or overlain with asphalt pavement in accordance with the WVDOH requirements, the details shown on the Plans, and as approved by the WVDEP. Should cross piping be shown on the Plans or required by the WVDEP, the amount of asphalt pavement which must be removed shall be minimized to the extent practical but shall be of sufficient width to allow safe and stable trenching in accordance with OSHA regulations at the pipe crossing locations. Asphalt pavement removed from the pipe trench alignment, if shown, shall be disposed of in an offsite approved landfill unless approved by the

WVDEP. Landfill receipts shall be furnished for disposal of broken asphalt and demolition debris. Pavement demolition, if necessary, shall be incidental to drainage structure installation and no separate payment will be made.

4.3.16 Rehabilitation of state, county, or private roads at completion of the project if required shall as a minimum consist of trench backfill for asphalt pavement and a

Hot Mix Asphalt overlay constructed in accordance with the details shown on the

Plans. Where the overlay or new pavement ends, the new asphalt shall be “healed-in” as shown on the plans or as required by the WVDOH and WVDEP in order to provide a smooth transition from old to new asphalt. Should excavation/hauling activity or drainage structure installation require complete removal of the existing roadway surface, or should this be required by the WVDOH or WVDEP, full width roadway repairs shall be implemented to match the existing roadway width and shall include 1 ½ inches of WVDOH Wearing 1 Course, 4 inches of WVDOH Base 1

Course, 6 inches of Class 1 Crushed Stone, and 6 to 12 inches of AASHTO No. 1 stone over fabric as directed by the WVDEP if subgrade stabilization is required

Stabilization measures necessary to provide a stable roadway subgrade for rehabilitation shall be in accordance with the WVDOH Specifications and shall be incidental to the project and no separate payment will be made.

4.3.17 Crushed stone aggregate for road improvements if shown on the Plans shall conform to the requirements of a Class 2 Aggregate as described in Table 704.6.2A and

Section704.6 of the West Virginia Department of Transportation - Division of

Highways Standard Specifications for Roads and Bridges, adopted 2010 or latest edition. Prior to placement of aggregate, the road surface shall be stabilized and graded to drain as directed by the DEP. The quantity of aggregate needed and the placement/compaction of the aggregate shall be as directed by the WVDEP.

4.3.18 The top 12 inches of the roadway subgrade shall be compacted to a minimum of

95% of the maximum dry density as determined by the standard Proctor laboratory test (ASTM D 698). Quality control procedures shall be in accordance with and approved by the WVDOH. The subgrade shall be crowned to match the stone surface where required by the Design Drawings. Soft areas shall be excavated and replaced with similar soil or fill which is placed and compacted as required by the

Design Drawings and these Specifications for specific fill areas. The subgrade shall be stable and shall not deflect, or pump prior to or during placement of the stone surface materials.

4.3.19 Should rutting or other damage to existing access roads occur during construction due to construction traffic, the Contractor will be required to excavate the damaged area(s) and stabilize the same as approved by the WVDEP and WVDOH at no additional cost to the WVDEP. As a minimum, roadway areas which pump or rut will be excavated to a minimum depth of to 12 inches and be stabilized with 6 to 12 inches of compacted AASHTO No. 1 stone which complies with the WVDOH

Standard Specifications for Roads and Bridges, Adopted 2010, or later edition.

Stabilization will be as directed by the WVDEP. The No. 1 stone shall be placed over a suitable stabilization fabric as directed and approved by the WVDEP.

4.3.20 Existing fence lines removed during construction activities shall be replaced to an

“as good as” or “better than” condition and as approved by the WVDEP. In situations where fencing is used to control or contain cattle, horses, and livestock, the Contractor shall also be responsible for any temporary fencing required to assure the safety and containment of the livestock.

4.3.21 If required, channel posts shall be driven plumb either by hand or by mechanical devices to the required line and to a depth of two feet below the ground surface and they shall be plumb with four feet above the ground. During driving, posts shall be protected by a special driving cap. Any post bent or otherwise damaged so as to be unfit for use in the finished work shall be removed from the site and replaced by the

Contractor at their expense.

4.3.22 Buildings, walls, mining related structures, existing ruins, foundations, and drainage structures encountered in the excavations shown on the Plans shall be removed as directed and approved by the WVDEP. The removal operation shall extend 1 foot below finish grade, which operation shall include removal of concrete slabs, pavement, or any other type of floors and/or walls resting upon the ground.

Basement floors shall be shattered. Pits, trenches, holes, or basements shall be backfilled. Any buried mining debris and ruins encountered during excavation shall be removed as directed by the WVDEP. Abandoned mining equipment and all metal encountered shall be removed from the site to an off-site disposal area in accordance with Special Provision Section 7 or to a landfill approved by the

WVDEP to accept this type of debris. The WVDEP shall be the sole judge as to what is buried and what is to be removed from the site.