Amendment W912WJ25QA049-0001.pdf

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended. is not extended.

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a) By completing items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER.

If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print) 16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

16C. DATE SIGNED

Previous edition unusable STANDARD FORM 30 (REV. 11/2016) Prescribed by GSA FAR (48 CFR) 53.243

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE PAGE OF PAGES

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

6. ISSUED BY CODE 7. ADMINISTERED BY (If other than Item 6) CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X) 9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

Section A - Solicitation/Contract Form

The following changes have been made:

Miscellaneous text in this section has been added to:

REQUEST FOR INFORMATION:

QUESTION 1: Is the walkway that wraps around the front and side of the office included in this work?

RESPONSE 1: No, the walkway is not included in this scope of work. Please refer to the informational maps for areas included in this scope.

QUESTION 2: Is the area under the overhang on the metal garage included in this work?

RESPONSE 2: No, the pavement area under the newly constructed overhang on the metal garage is not included in the scope of work. All asphalt up to each side of the overhang within 6 inches shall be treated.

QUESTION 3: What size aggregate is required to be embedded?

RESPONSE 3: Uniformly graded aggregate of 1/2 inches or less per Part 2.2.b. of the Statement of Work.

QUESTION 4: Where does the project start and end?

RESPONSE 4: Please refer to the informational maps for more information. The scope of work includes the roadways and parking areas from the beginning of and entirety of the entrance parking lot all the way to the end of the dam.

QUESTION 5: Does every crack less than 3/4 inches need to be routed?

RESPONSE 5: Routing will only be required on cracks less than 3/4 inches in width and greater than 4 feet in total length. Please refer to the revised Statement of Work.

QUESTION 6: Will the area be able to be closed to the public during work?

RESPONSE 6: Yes, the area may be closed to the public to safely perform the work. Any area closures shall be communicated to the TPOC and or the Project Manager of Surry Mountain Dam prior to the closure. Area closure is the Contractor's responsibility and any materials or labor necessary for area closure shall be reflected in the quote.

QUESTION 7: Where did the specifications for this scope come from?

RESPONSE 7: The scope specifications were written based on a combination of previous government contracts and NH DOT standard specifications.

W912WJ25QA0490001

QUESTION 8: Will standard seal coat be acceptable for parking areas? This is recommended as wheels turning on vehicles can loosen embedded aggregate.

RESPONSE 8: The specifications in this scope for roadways and parking areas is the same. The Government understands that embedded aggregate in parking areas may loosen as vehicles use the area.

Section C - Description/Specifications/Statement of Work

Miscellaneous text in this section has been modified to:

STATEMENT OF WORK :(REVISED)

SURRY MOUNTAIN DAM CRACK SEAL AND SEAL COAT

U.S. ARMY CORPS OF ENGINEERS

SURRY MOUNTAIN LAKE

SURRY, NEW HAMPSHIRE

STATEMENT OF WORK

I. General:

1. Scope - Furnish all labor, materials, and equipment necessary for preparing, crack sealing, and applying a bituminous surface treatment (seal coat) to approximately two-thousand eight hundred feet (2,800') long by varying width from sixteen feet (16') to twenty-one feet (21') of asphalt road with two

(2) large parking areas, and two (2) small parking areas. The parking areas total approximately eighteen-thousand six-hundred square feet (18,600sqft). The measurements as described are approximates, it is the Contractors responsibility to verify measurements. All work is to be completed in accordance with New Hampshire Department of Transportation (NHDOT) standards and with the following Statement of Work.

2. Location - Surry Mountain Lake Project Office is located at 108 Surry Dam Rd. Surry, N.H. 03431

3. Site Visit - A site visit is highly recommended. No extra payment will be allowed for perceived additional work caused by unfamiliarity with site conditions and requirements. Contact the Technical Point of Contact to arrange a site visit. The Technical Point of Contact for the project is Park Ranger, Mike Servant 978-318-8300 or Michael.E.Servant@usace.army.mil

4. Schedule - The work shall be completed no later than 365 days after Notice to Proceed. The Contractor will coordinate with the Government for the estimated start date. Work shall be performed Monday through Friday 7:00 AM to 3:30 PM unless otherwise approved by the Technical Point of Contact. No work shall be done on weekends or Government holidays.

All pre-work submittals shall be submitted within twenty-one (21) days of Notice to Proceed. The Government reserves up to twenty-one (21) days for review and acceptance on each submittal from the date of receipt. If revisions are necessary to the submittals, the Contractor shall make such revisions and shall be resubmitted to the Government in an acceptable form within fourteen (14) days of the Government's response, unless additional time is granted by the Government in writing. No field work may proceed prior to the acceptance of pre-work submittals.

5. Safety Requirements-

a. General:

All work shall be conducted in accordance with the U.S. Army Corps of Engineers (USACE) Safety and Occupational Health Requirements (EM 385-1-1, most recent edition), and all applicable Occupational Safety and Health Administration (OSHA), Federal, State, and local safety and health requirements. A copy of EM 385-1-1 can be accessed electronically at the following link:

https://www.publications.usace.army.mil/Portals/76/EM%20385-1-1%20_EFFECTIVE% 2015March2024.pdf

Project staff reserve the right to cease work at any time should the safety of employees, Contractors, and /or the public become jeopardized.

b. Accident Prevention Plan (APP):

The Contractor shall prepare a site-specific Accident Prevention Plan. The APP must be written by a Competent Person (CP) and document the specific work processes, equipment, materials to be used, hazards and applicable control measures.

The mandatory ENG Form 6293 (Accident Prevention Plan Worksheet) must be submitted and accepted prior to beginning on site work:

https://www.publications.usace.army.mil/Portals/76/Eng_Form_6293_2023Aug31.pdf

A preparatory meeting shall be conducted by the Prime Contractor to discuss the APP contents with all effected onsite employees. The Prime Contractor is responsible for informing the subcontractors of the safety provisions under the terms of the contract, the penalties for noncompliance, and inspecting subcontractor operations to ensure that accident prevention responsibilities are being carried out.

Daily safety meetings shall be held and documented. Records shall be available to the Technical Point of Contact upon request.

c. Activity Hazard Analysis (AHA):

An AHA shall be submitted and accepted for each definable feature of work (DFOW) in accordance with EM 385-1-1, Chapter 2-6. A DFOW is defined as any task, which is separate and distinct from other tasks, has separate control requirements, or is identified as different trades or disciplines. The AHA shall be continuously reviewed and revised to address changing site conditions as appropriate.

For a non-mandatory formatted outline of an AHA, see ENG Form 6206 (Activity Hazard Analysis) https://www.publications.usace.army.mil/Portals/76/Eng_Form_6206_2023Aug24.pdf

d. Site Safety and Health Officer (SSHO) Requirements:

The Contractor shall employ a minimum of one person to function as a Level 3, SSHO. A Level 3 SSHO is a designated Qualified Person (QP) or Competent Person (CP) with Safety and Occupational Health (SOH) responsibility that meets the requirements of EM 385-1-1, Chapter 2-3.b and 2-4.b.

Level 3 SSHOs must have training, knowledge, and/or experience identifying hazards and implementing controls for the work being performed.

The SSHO shall be present at the project site and be responsible for overseeing the implementation of the Prime Contractor's SOH program. Contractor shall designate all SSHOs on a mandatory ENG Form 6282 (Site Safety and Health Officer Designation Letter):

https://www.publications.usace.army.mil/Portals/76/Eng_Form_6282_2023Aug28.pdf

e. First-Aid and CPR Personnel Requirements:

For shifts with multiple employees, provide at least two employees that are certified to administer First Aid and CPR. When employees work alone, they must be certified in First Aid and be provided an effective means of communication to call for assistance in the event of an emergency. Minimum First Aid and CPR qualifications are outlined in EM 385-1-1, Chapter 3-3.

f. Additional Personnel Requirements:

Other Competent Person (CP) or Qualified Persons (QP) may be required per EM 385-1-1 and/or other sections of this Scope of Work, based on the definable features of work for this project.

g. Accident Reporting:

All accidents and near misses shall be investigated by the Contractor and reported to the Technical Point of Contact in accordance with EM 385-1-1, Table 2-1.

The mandatory ENG Form 3394 shall be completed and submitted to the Technical Point of Contact within seven (7) days of an incident: https://www.publications.usace.army.mil/Portals/76/Publications /EngineerForms/Eng_Form_3394_2021Aug.pdf

h. Employee Exposure Data:

The Contractor shall electronically report total employee work hours (including subcontractors) to the Technical Point of Contact by close of business on the 10th calendar day of the following month.

6. Pre-Construction Conference - Prior to the start of any work, the Technical Point of Contact will schedule and conduct a "Pre-Construction Conference". The Contractor's Project Manager and Quality Control Personnel will be physically present to attend this meeting. The Contractor shall directly oversee all work on the project and the Project Manager and Quality Control Personnel shall have the authority to act on behalf of the Contractor. This conference will be held at the time and location agreeable to the Government and Contractor. No work may be performed under this contract prior to this conference. The purpose of the conference is to enable the Technical Point of Contact to outline the procedures that will be followed by the Government in its administration of the contract, and to discuss the performance that will be expected from the Contractor. This conference will allow the Contractor an opportunity to ask questions about the Government's administration and inspection of contract work or obtain other pertinent information that might be required. At the Pre-Construction conference the Contractor shall provide the name of the project superintendent with a telephone number for project coordination.

The following is a general list of items for discussion during this Pre-Construction Conference:

i. Authority of the Technical Point of Contact and Quality Assurance Inspectors.

ii. Contractor's Safety Program (including sub-contractors).

iii. Accident Prevention Plan and Activity Hazard Analysis

iv. Accident Reporting (ENG Form 3394)

v. Safety Data Sheet (SDS) requirements

vi. Contractor's Equipment

vii. Correspondence, Communication, Security and Administrative Procedures.

viii. Invoice and payment.

7. Permits - The Contractor shall, without additional expense to the Government, be responsible for obtaining any necessary licenses, permits, and letters of certification. The Contractor shall comply with any applicable Federal, State, county, and municipal laws, codes, and regulations in connection with the performance of the work specified under this contract.

8. Security - The Contractor will comply with all established security policies at Surry Mountain Lake.

Due to periods of heightened security that may affect the access to the areas covered under this contract, the Government reserves the right to close any property or portion of property and reschedule and/or cancel any subsequent work. The Contractor shall be given at least twenty-four (24) hours' notice of any such closure.

9. Payment - After final inspection and acceptance by the Government, the Contractor must submit an invoice to the Technical Point of Contact. The invoice shall include the invoice date, contract number, dates of work, description of work, quantities, process, and total amount due per line item. The invoice must also include the company letterhead, and this must match the data that is registered in the System for Award Management (SAM) registry. For jobs greater than 30 days the Contractor may request progress payment.

All invoices may be mailed to U.S. Army Corps of Engineers Otter Brook Lake 480 Branch Rd.

Keene, N.H. 03431

Or Emailed to Michael.E.Servant@usace.army.mil and christie.l.baker@usace.army.mil

II. Technical Requirements:

Part 1 General:

1. Summary - Furnish all labor, materials, and equipment necessary for prepping, crack sealing and applying a bituminous surface treatment (seal coat) to approximately two-thousand eight hundred feet (2,800') of asphalt road with two (2) large parking areas, and two (2) small parking areas. The parking areas total approximately eighteen-thousand six-hundred square feet (18,600sqft). The measurements as described are approximates, it is the Contractors responsibility to verify measurements. All work is to be completed in accordance with NHDOT standards and with the following Statement of Work.

2. Submittals - Although the Government reviews submissions required by this Statement of Work, it is emphasized that the Contractor's work must be completed using proper internal controls and review procedures. The Government reserves up to twenty-one (21) days for review and acceptance on each submittal/resubmittal from the date of receipt. If revisions are necessary to the submittals, the Contractor shall make such revisions and shall resubmit to the Government within fourteen (14) days of the Government's response, unless additional time is granted by the Government in writing.

The documents identified below must be prepared in accordance with the applicable standards, submitted to the Technical Point of Contact for review and accepted by the Government.

a. Pre-work: Submitted within twenty-one (21) days of Notice to Proceed. Submittals must be accepted prior to the commencement of any field work.

i. Accident Prevention Plan (ENG Form 6293)

ii. Activity Hazard Analysis

iii. Site Safety and Health Officer Designation Letter (ENG Form 6282)

iv. Safety Data Sheets

v. Spill Prevention Plan

vi. First-Aid, CPR Certifications

vii. All Certifications and Licenses as determined by the Statement of Work.

viii. Product Data:

o Crack Sealer o Bituminous Surface Treatment

3. Existing Conditions:

a. The Surry Mountain Dam access road was paved in 2008 and is in fair to good condition and approximately two thousand eight hundred feet (2,800') long with four (4) parking areas of various sizes.

The road varies in width from sixteen feet (16') to twenty-one feet (21'). See informational Photos. The measurements as described are approximates, it is the Contractors responsibility to verify measurements.

The road sees light traffic, especially about two-thirds of the road, where it is walk-in only except for authorized vehicles. There is a bridge with a concrete surface that is not to be treated with asphalt and not included in this contract.

4. Other Contracts - The Government may undertake or award other contracts for additional work not related to this contract, and the Contractor shall fully cooperate with other Contractors and Government employees. The Contractor shall not commit or permit any act which will interfere with the performance of work by another Contractor or by Government employees.

5. Clean Up and Waste Disposal - The Contractor shall practice good housekeeping to maintain a safe job site. The Contractor shall keep the work area, including any designated storage areas free from accumulation of waste materials. Upon completing work in an area, the Contractor shall remove any tools, equipment, and materials that are not the property of the Government. Any and all disturbed areas resulting from Contractor activities shall be restored by the Contractor to the satisfaction of the Technical Point of Contact. All waste material will be disposed of offsite in accordance with all Federal, State, and local regulations.

6. Environmental Protection - Containers for excess and/ or waste materials, rubbish, etc. shall be provided by the Contractor at the site, and the site will be inspected/ cleaned on a daily basis. No burning is permissible. Water, air, and land resources shall not be adversely impacted during the course of the work. Storage, fueling and lubrication of equipment and motor vehicles shall be conducted in a manner that affords the maximum protection against spills and evaporation. Storage and usage of lubricants and daily fueling of machinery and equipment shall occur at least fifty feet (50') from any drainage inlets, water bodies (rivers, streams, and lakes), environmentally sensitive areas (wetlands and vernal pools).

Contractor will take necessary steps to ensure all Federal, State, and local environmental regulatory requirements are met.

7. Sustainability & Environmentally Preferred Products - Under the Comprehensive Procurement Guidelines (CPG) program, the Environmental Protection Agency (EPA) designates products that are or can be made with recovered materials and recommends practices for buying these products. Any designated product that is being offered or supplied under this contract shall meet the minimum recommended content levels as identified under the CPG program. Visit https://www.epa.gov/smm /comprehensive-procurement-guideline-cpg-program for a complete list of designated products and the associated recommended contents levels. Offerors must be able to demonstrate that each offered products meets minimum content levels upon request.

The United States Department of Agriculture (USDA) designates certain bio-based products for Federal procurement and specifies minimum bio-based content levels for those products. Any designated product that is being offered or supplied under this contract shall meet USDA BioPreferred's minimum bio-based content level. Visit the BioPreferred web site https://www.biopreferred.gov/BioPreferred/faces/pages /ProductCategories.xhtml for the complete list of designated products and the associated minimum bio-based content level requirements.

8. Personal Protective Equipment - It is the Contractor's responsibility to furnish and supply personnel with the proper personal protective equipment necessary for performing the work.

9. Government Resources - The Government will supply any water necessary for the project work from points of existing faucets when available. The Contractor shall carefully conserve the use of water provided. The Contractor shall supply their own means of communication (telephone).

10. Damage to Government and Private Property - The Contractor shall be responsible for restoring all Government facilities or structures damaged as a result of the Contractor's operation. The Contractor shall also be responsible for any damage to private property or injury to any person as a result of the Contractor's operation. The Contractor shall notify the Project Manager immediately of damage to Government and private property and injury to any person resulting from the Contractor's operation.

Also, the Contractor shall notify the Technical Point of Contact of damage to Government facilities due to vandalism or other causes on the day such damage is first noticed. Trucks and/or trailers will be driven on existing roads only and not across or through park areas to facilities. The Contractor shall also restore landscape features (shrubs, flowers, grasses, etc.), which are damaged or destroyed by the Contractor's operation. Damaged or destroyed grass areas shall be re-planted as directed by the Technical Point of Contact, and shrubs and flowers which are damaged or destroyed shall be replaced from nursery stock of like size and kind.

11. Contractor's Personnel -

a. Minimum Personnel Requirements - The Contractor shall provide an adequate number of fully qualified personnel to perform the specified work properly and efficiently within the time limits specified. The Contractor shall provide a list of the names and contact phone numbers for all employees prior to them working on Government Property.

b. Employee Conduct - The Contractor shall be responsible for seeing that the firm's employees strictly comply with the Code of Federal Regulations Title 36, Chapter III, Part 327, and all, Federal, State, and municipal laws. Any personnel activity, which, in the opinion of the Government, is deemed detrimental to the performance of the contract may result in the removal of Contractor employee/employees.

Examples of unbecoming actions or conduct include but are not limited to the following:

i. Cursing, harassment, or discrimination of and/or unwarranted physical contact with visitors, USACE personnel, or other Contractors

ii. Recurring written and/or verbal complaints from visitors, USACE personnel, or other Contractors.

iii. Unsafe operation of vehicles while on USACE property.

c. Removal of Contractor's Employees - The Technical Point of Contact may require the Contractor to immediately remove from the work site any employee of the Contractor or subcontractor, who, in the opinion of the Technical Point of Contact, is incompetent, who endangers persons or property, or whose physical or mental condition is such that it would impair the employee's ability to satisfactorily perform assigned work. Notification to the Contractor shall be promptly made in writing if time and circumstances permit. Otherwise, notification shall be verbal or by telephone and shall be confirmed in writing as soon as possible. No such removal, however, will reduce the Contractor's obligation to perform all work required under this contract, and immediate replacement will be made as required. This requirement shall not be made the basis of any claim for compensation or damages against the United States or any of its officers or agents.

12. Omissions - This contract may not cover all specified activities, steps, and procedures required to supply the contract product. In case of omission, the normal industry, State, or Federal standards, practices, specifications, and/or guides shall prevail. In no instance shall an omission be reason to produce less than an acceptable product.

13. Quality Assurance - The Contractor is responsible for the quality control of the contract work. The Contractor shall establish and maintain a quality control system to assure compliance with the contract requirements. The Government has the right to inspect and test all items called for by the contract, to the extent practicable at all times and at all places during the term of the contract.

14. Receiving and Storing Materials - The Contractor is responsible for protecting any stored material until it is placed in service. The Contractor is responsible for receiving and unloading of delivered goods.

Government employees will not receive materials or supplies for the Contractor and will not be responsible for damage to the Contractor's equipment or materials.

Part 2 Products:

All products shall be new, unused and to the satisfaction of the Technical Point of Contact. Products shall be approved by the Technical Point of Contact prior to installation.

1. Crack Sealer -

a. Fiberized Crack Sealant

b. Polymer and crumb rubber modified asphalt cement (PCRM) asphalt.

2. Bituminous Surface Treatment -

a. Liquid Asphalt Emulsion in conformance with NHDOT standards.

b. Uniformly graded aggregate of 1/2" or less.

c. Aggregate to be clean, dust-free, hard, and uniform.

3. Condition of Equipment- All equipment used to perform work under this contract must be in good operating and mechanical condition and comply with EM 385-1-1, Army Corps of Engineers Safety and Health Requirements. A regular schedule of preventive maintenance must be followed on all equipment.

All vehicles utilized under this contract will be presentable, serviceable, and shall comply with safety standards.

4. Equipment Storage - The Government will provide a storage area and parking for Contractor personnel. The Contractor may store certain pieces of equipment during the duration of the contract. Any equipment storage must be coordinated and approved by the Technical Point of Contact. The Contractor is responsible for protecting any stored material until it is placed in service.

5. Mobilization, Demobilization, and Other Equipment Costs: The scope will include mobilization and demobilization, fuel surcharge and any permits to get the equipment to Surry Mountain Lake and the Contractor shall quote this accordingly.

Part 3 Execution:

1. Crack Sealing -

a. Surface Prep:

i. Cracks are to be cleaned to ensure no loose aggregate or organic material is present.

ii. Cracks shall be cleaned to a depth at least equal to the width of the crack.

iii. Cracks which are less than three quarters of an inch (3/4") (20 mm) in width or depth and greater than will require routing to a width and depth of three quarters of an inch (3/4") to seven 4 feet in total length eighths of an inch (7/8") (20 to 22 mm).

iv. Cracks which are three quarters of an inch (3/4") (20 mm) or greater in width and depth will not require routing.

v. The walls of the finished routed reservoir shall be vertical, and the reservoir bottom shall be flat.

vi. Routing will not be allowed when the roadway is wet.

vii. Routing equipment shall be mechanical, power driven, and capable of cutting a reservoir to the required dimensions. Equipment designed to plow the cracks to dimension will not be permitted.

b. Crack Sealing Application:

i. Reservoirs and cracks shall be thoroughly cleaned of dust, dirt, and loose materials so that it is clean and dry at the time the blocking medium or sealant is applied.

ii. If a routed reservoir or crack is left overnight, it shall be re-cleaned immediately before the blocking medium or sealant is applied.

iii. The routed asphalt and foreign material resulting from the reservoir preparation shall be removed from the roadway surface before an area is opened to traffic.

iv. Cracks three eights of an inch (3/8") (10 mm) or greater in width, which exists below the routed and cleaned reservoir, shall be filled with a blocking medium to ensure a nominal sealant depth equal to the width of the reservoir.

v. Surface shall be dry with no rain will be forecasted within 4 hours of sealant being installed.

vi. Existing rubberized crack sealer that is loose or not bonded to the existing pavement shall be removed and disposed of offsite.

vii. Sealant shall be applied to the manufacturer's and NHDOT recommendations.

viii. Application shall only happen at a minimum of forty (40) degrees F and rising or greater, with low humidity.

2. Seal Coat -

a. Surface Prep:

i. Asphalt surfaces shall be cleaned to be free of debris and organic matter.

ii. Surfaces shall be prepped according to manufacturer recommendations to ensure proper bonding.

b. Seal Coat Application:

i. Asphalt emulsion shall be applied 0.2-0.4gal/square yard.

ii. Half inch (1/2") aggregate shall be applied before the emulsion "breaks" to ensure proper adherence.

iii. Aggregate shall be put down at a rate of twenty (20) to thirty (30) pounds per square yard.

iv. Aggregate shall be compacted using a roller or equipment designed to set aggregate in an asphalt emulsion.

v. Aggregate shall have a minimum fifty percent (50%) embedding rate.

vi. After aggregate has been properly embedded, a final coat of asphalt emulsion will be applied.

vii. All asphalt emulsion and aggregate shall be applied in conformance with NHDOT standards.

viii. Total thickness not to exceed three quarters of an inch (3/4").

ix. Application shall only happen at a minimum of forty (40) degrees F and rising or greater, with low humidity, and no rain forecasted for twenty-four (24) hours.

x. If complete road closure is required, it is the Contractor's responsibility to sign and block access to the road. Any closures will be communicated to the Technical Point of Contact.

3. Clean-up -

a. All excess materials including but not limited to; excess aggregate and crack sealer shall be cleaned up and disposed of off-site.

b. Asphalt emulsion shall be applied carefully as to not leak off the roadway.

c. Any stains on Government buildings or equipment from the application of the products shall be cleaned to return to their condition before application.

KO CONTRACTING DIVISION, 696 VIRGINIA ROAD

CONCORD, MA 01742-2751

UNITED STATES

ALICIA LACROSSE, EMAIL: ALICIA.N.LACROSSE@USACE.ARMY.MIL TELEPHONE: 978-318-8902

AdminBy:

SCD: PAS:

SOLICITATION CLOSING REMAINS JULY 7, 2025 AT 5:00 PM EASTERN.

ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.