B08_Attach_1_NPS_BPP_NACE_Specs_AD_Stamped.pdf

NATIONAL CAPITAL PARKS - EAST

MARYLAND

BRIDGE PRESERVATION

PMIS 325019

PROJECT SPECIFICATIONS

100% Submittal

June 2023

NATIONAL PARK SERVICE (NPS)

DENVER SERVICE CENTER (DSC)

Professional Certification. I hereby certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland, License No.

61158 , Expiration Date 30-May-2025:

TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

01 10 00 Summary of Work

01 26 01 Contract Modification Procedures

01 27 00 Definition of Contract Line Items

01 31 00 Project Management and Coordination

01 32 16 Construction Schedule

01 32 33 Photo Documentation

01 33 23 Submittal Procedures

01 35 13.22 Archeological Protection

01 35 23 Safety Requirements

01 35 91 Historic Preservation Treatment Procedures

01 40 00 Quality Requirements

01 50 00 Temporary Facilities and Controls

01 57 19.12 Noise & Acoustics Management

01 57 23 Under-An-Acre Pollution Prevention

01 67 00 Product Requirements

01 73 40 Execution

01 74 19 Construction Waste Management and Disposal

01 77 00 Closeout Procedures

DIVISION 02 EXISTING CONDITIONS

02 41 00 Selective Demolition

DIVISION 03 CONCRETE

03 30 00 Concrete

03 30 10 Structural Concrete Repair

03 30 20 Concrete Accessories

DIVISION 04 MASONRY

04 01 40 Stone Restoration

DIVISION 05 METALS

05 52 00 Metal Guardrail

DIVISION 06 WOOD, PLASTICS AND COMPOSITES

06 10 00 Rough Carpentry

DIVISION 09 FINISHES

09 90 00 Painting

DIVISION 31 EARTHWORK

31 10 00 Site Clearing

31 23 10 Excavation and Backfill

31 25 00 Erosion and Sediment Control

DIVISION 32 EXTERIOR IMPROVEMENTS

32 01 13.65 Microsurfacing

32 01 30 Mudjacking

32 12 16 Asphalt Paving

32 15 00 Chip Seal

32 17 23 Pavement Markings

DIVISION 34 TRANSPORTATION

34 10 00 Permanent Traffic Signage

34 20 00 Maintenance of Traffic

NACE 325019 01 10 00 - 1

041423 SUMMARY OF WORK

NPS DSC Division 1 Specifications

NATIONAL CAPITAL PARKS EAST – 325019

SECTION 01 10 00 - SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes the following:

1. Work Covered by Contract Documents

2. Work Phases

3. Work Under Other Contracts

4. Contractor Use of Site

5. Public Use of Site

6. Conduct of Operations

7. Work Restrictions

8. Special Construction Requirements

9. Soils Investigation Report

10. Additional Reports

1.2 WORK COVERED BY CONTRACT DOCUMENTS

A. Project Location: National Capital Parks East, Maryland.

B. The Work consists of:

1. The bridge preservation work includes concrete repair for spalling concrete, sealing concrete cracks, repairing existing stone masonry and repointing, bridge expansion joint work, sealing existing joints, replacing missing bridge rails, bolts and posts, replacing approach guardrails, painting bearings and sole plates, resurfacing roadway approaches, pavement marking, roadway traffic signage and object markers and general site clearing.

2. The pavement preservation work includes tree trimming, microsurfacing, chip seal, shoulder grading, crack sealing, full depth pavement patching and pavement markings.

C. Project will be constructed under a single prime contract.

1.3 WORK PHASES

A. The work shall be coordinated with the Contracting Officer (CO). The work can be performed in phases or done concurrently for the bridge locations. Provide the CO the plan for the work with detail

NACE 325019 01 10 00 - 2

for what work will be completed in each phase or if concurrent the work that will be performed and what work will be completed before beginning next work element.

B. For work on the Baltimore Washington (BW) Parkway and the Suitland Parkway, work may be conducted under lane closures as defined in Subsection 1.8 Work Restrictions, herein. Lane closures may include a length of up to two (2) miles per closure. However, concurrent lane closures shall maintain a minimum of five (5) miles of full vehicular access (i.e. no lane closures) between concurrent lane closures.

C. Full Depth Patching pavement preservation work shall be phased such that no more than 5,000 square feet of patching is performed at a time. Previous phase full depth patching work must be complete and operational before proceeding to the next phase of the full depth patching work.

1.4 WORK UNDER OTHER CONTRACTS (not used)

1.5 CONTRACTOR USE OF SITE

A. General: Contractor shall have limited use of site for construction operations. Limit use of premises to work within the construction limits indicated on drawings. Do not disturb portions of Project site beyond areas in which the Work is indicated.

1. Limits: Confine construction operations to contractor staging areas shown in the drawings.

2. Limit site disturbance, including earthwork and clearing of vegetation, to the construction limits indicated in the drawings unless approved by the CO.

3. The Contractor shall hold a meeting no less than seven days in advance of work with the

CO, in coordination with the Park, to review and confirm construction limits, equipment access, areas of ground disturbance and over all work procedures.

4. All emergency routes are to remain unobstructed at all times during construction.

Contractor shall pick up construction-related debris daily.

B. Storage of Materials: Confine storage of materials to contractor staging areas shown in the drawings or at a location approved by the CO.

C. Parking: Confine parking to staging area. Parking at the construction site requires CO approval.

D. Stockpiling: Confine stockpiling to staging area or at a location approved by the CO.

E. Preservation of Natural Features:

1. Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

2. Provide temporary barriers to protect existing trees and plants and root zones.

3. Do not remove, injure, or destroy trees or other plants without prior approval. Consult with

CO and remove agreed-on roots and branches that interfere with construction.

4. Do not fasten ropes, cables, or guys to existing trees.

5. Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

NACE 325019 01 10 00 - 3

F. Driveways and Entrances: Keep driveways, pullouts and entrances serving premises clear and available to Government employees, and emergency vehicles at all times, unless otherwise shown as available staging area on the drawings or as approved by the CO. Do not use unauthorized areas for parking or storage of materials.

1. Schedule deliveries to minimize use of driveways and entrances.

2. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

G. Construction Camp: Establishment of a camp within park will not be permitted.

H. Hauling Restrictions: Comply with legal load restrictions in hauling of materials. Load restrictions on park roads are identical to state load restrictions with such additional regulations as may be imposed by the Park Superintendent. Information regarding rules and regulations for vehicular traffic on park roads may be obtained from the Office of the Park Superintendent. A special permit will not relieve Contractor of liability for damage which may result from moving of equipment.

I. Bridge Restrictions: Identify jurisdictions, load restrictions, permit requirements, time and calendar restrictions as outlined.

J. Lane Closures: The Contractor shall submit a lane closure plan 3 weeks in advance of planned lane closures in accordance with 01 10 00 Subsection 1.8 to the CO for approval. No lane closures will be permitted without prior approval.

1.6 PUBLIC USE OF SITE

A. Contractor shall conduct operations to ensure the least inconvenience to public.

1.7 CONDUCT OF OPERATIONS

A. Contractor shall conduct operations in conformance with rules and regulations promulgated by the

Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by Park Superintendent.

B. Work on Saturdays, Sundays, Federal holidays and at night may not be performed unless stated in the Work Restrictions below or without prior consent from the CO. Submit requests 3 business/calendar days in advance of the work to the CO for approval.

C. No signs or advertisements (except those specified herein) shall be displayed on the construction site or within the park unless approved by the CO.

1.8 WORK RESTRICTIONS

A. On-Site Work Hours: Work shall be generally performed during normal business working hours of

7:00 a.m. to 4:30 p.m., Monday through Friday, except when otherwise indicated.

1. Weekend Hours: are permitted upon request and approval by the CO.

2. Early Morning Hours: are permitted upon request and approval by the CO.

3. Hours for noisy activity: are permitted during normal business working hours, upon request

NACE 325019 01 10 00 - 4

and approval by the CO.

4. Federal holiday: work is permitted upon request and approval by the CO.

a. Work is not permitted on January 1st, Thanksgiving and Christmas, no exceptions.

5. No work in the event of Federal Government Closures (Weather, etc.).

6. The working hour and lane closure restrictions for BW Parkway (both the BW Parkway and intersecting travelways) are as follows:

a. Daytime: Monday through Friday from 9:30AM to 2:30PM, 1 lane in each direction permitted.

b. Nighttime: Monday through Thursday from 8 PM to 5 AM is nighttime, 1 lane closed max, 1 lane in each direction permitted.

c. No work and/or lane closures are permitted between 5 AM and 9:30 AM or between

2:30 PM and 8:00 PM Monday through Thursday or from 2:30 PM Friday to 8 PM

Sunday without prior authorization by the CO.

d. Contractor shall coordinate all lane closures with the CO and Park in accordance with Section 01 31 00.

7. The working hour and lane closure restrictions for Suitland Parkway (both the Suitland

Parkway and intersecting travelways) are as follows:

a. Daytime: Monday through Friday from 9:30AM to 2:30PM, 1 lane closure in each direction permitted.

b. Nighttime Monday through Friday from 8 PM to 5 AM is nighttime, 1 lane closure in each direction permitted.

c. No work and/or lane closures are permitted between 5 AM and 9:30 AM or between

2:30 PM and 8:00 PM without prior authorization by the CO.

d. Contractor shall coordinate all lane closures with the CO and Park in accordance with Section 01 31 00.

8. The contractor shall submit a phasing plan for approval by CO for pavement preservation activities at the parking areas in and around Anacostia Park.

9. Wildlife - Birds:

a. Contractor(s) and Park staff shall comply with the Migratory Bird Treaty Act

(MBTA) [16 USC 703]. In general, no vegetation clearing/ground disturbance shall take place between April 1 and November 15th of each year. If an active nest is encountered before or after these dates, the nest shall be left in place until the young hatch and depart. The Contractor shall perform vegetation and approved tree removals between November 16th and March 31st to avoid MBTA impacts. If vegetation clearing must be performed between April 1 and November 15th, Park staff must be notified and a survey (by Park biologist or contracted biologist) shall be done of the area to be impacted prior to execution; Park biologist/NR specialist will work with contractor to determine best practice on this case by case basis

(e.g., if no nests are detected, clearing/execution may proceed immediately; if nests are detected, clearing/execution may be held off for a period commensurate with nest stage (egg incubation/hatchlings/near fledging).

b. Restrict activities producing above ambient noise or visual disturbance within 0.25 mile (no line of sight), or 0.50 mile (line-of-sight), of an eagle use area. No activities producing noise above 92 decibels should occur during the early breeding season (January 1 to August 15).

c. Comply with the Migratory Bird Act of 1918. Ensure that the nest of migratory birds are not damaged by timing the project outside of nesting period and/or visual inspection of vegetation before it is treated or removed.

d. If bird nesting activity is observed within 50' of the project site, all work in the area shall stop until after the young have fledged. Work may resume once the fledglings have left the nest.

NACE 325019 01 10 00 - 5

10. Assessment of Effect: For cultural resources protection, no disturbance of historic or cultural features shall occur; no artifacts shall be collected; and if archeological or historic resources are discovered, work shall stop at the discovery site, the discovery shall be protected as required and the Cultural Resource Specialist shall be notified as soon as possible. Information and photographs regarding the location, size, and nature of the discovery should be provided, if possible.

11. Vegetation – Native Plantings:

a. Soil disturbance shall be minimized to the greatest extent possible to reduce disturbance to native plants and reduce the potential for the introduction or spread of invasive non-native plant species.

b. Disturbance to existing native vegetation shall primarily be contained in previously disturbed areas or within narrow construction limits. Whenever practicable, soils and plants affected by construction shall be salvaged for reuse in site restoration.

c. Prior to construction, the project area shall be surveyed for invasive plants. A survey report shall be issued to NPS and a treatment plan developed and accepted by NPS, followed by treatment of identified species (per plan). Infestations of invasive plants within the project area shall be treated prior, during, and/or after project implementation (depending on species - as appropriate and following all protocols, labels, etc.).

d. All disturbed ground shall be reclaimed using appropriate best management practices, which may include planting or seeding with native vegetation, or, in the case of small treatment areas, allowing native vegetation to reclaim the area naturally. Project leader shall consult with the Natural Resources branch to determine the best methods for restoration.

12. Vegetation – Herbicides/Pesticides:

a. A pesticide work plan shall be submitted that will address; location, terrain, nearby waters/wetlands/intermittent streams, time of year, time of day for application, proximity to visitor use areas, number of personnel for the project, access to the work site, number of days anticipated, application techniques, and equipment to be used. Plan shall also include a safety plan that will outline the project's Personal

Protective Equipment to be used.

b. Herbicide application shall follow all federal, state, and local regulations.

13. Floodplains & Wetlands - Construction:

a. Heavy equipment use in wetlands is not permitted without CO approval.

14. Wildlife - Bats: Tree and brush pruning and removal are permitted only between November

15 and March 31 by or under the supervision of a certified arborist. Bridge resurfacing and repair work will also primarily occur between November 15 and March 31. Any work occurring outside the previously mentioned restriction requires assessment by a contractor provided USFWS certified/approved biologist for Northern long-eared bat presence as well as migratory birds. No work is permitted with positive findings without

CO approval. Immediately Report positive findings to the CO.

B. Existing Utilities: Utility impacts are not anticipated but it is the contractor’s responsibility to verify before any excavation work.

1. Existing Utilities: Notify CO and utility companies of proposed locations and times for excavation.

2. Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government.

NACE 325019 01 10 00 - 6

3. If damage occurs to an unknown utility, repair utility. An equitable adjustment will be made in accordance with the Changes clause of the contract.

C. Existing Utility Interruptions: Do not interrupt utilities serving facilities occupied by Government or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated:

1. Notify CO not less than two business days in advance of proposed utility interruptions.

2. Do not proceed with utility interruptions without CO written permission.

3. Hours and length of Utility Shutdowns: Coordinate with CO if utility shutdowns are required.

D. Nonsmoking Building/Tobacco Use/Vaping: Smoking is not permitted.

1.9 SPECIAL CONSTRUCTION REQUIREMENTS

A. Project Website: A project website administered and run by the Construction Management team will be used for purposes of managing communication and documents during construction stage.

1. See Section 01 31 00 "Project Management and Coordination" for requirements on using

Project Website.

2. Tree Removals: Removal of hazard trees identified on the plans should be completed outside of migratory bird nesting season, April 1st – November 15th. If that is not possible, notify the CO, in coordination with the Park staff biologist, to determine current active nesting or roosting status, a minimum of 1 month prior to tree removal. If active nesting or roosting activity is observed, additional coordination with the CO and the Park and/or

USFWS is necessary.

3. Migratory Bird Treaty Act: No grubbing or cutting of nesting habitat should occur during the nesting season, generally April 1 through November 15. If that is not possible, a qualified biologist should consult with NPS and/or USFWS to identify alternatives or best management practices to limit potential impacts.

4. Wetlands/WOUS: Impacts to wetlands and streams are to be avoided. Incorporate BMPs, including silt fencing and straw wattles where appropriate to limit sedimentation around wetland or stream areas.

1.10 SOILS INVESTIGATION REPORT

A. A soils report is not available for this project.

1.11 ADDITIONAL REPORTS

A. Existing Plans are available upon request.

B. In case of conflict between report and drawings or specifications, drawings and specifications govern.

NACE 325019 01 10 00 - 7

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION (Not Used)

END OF SECTION 01 10 00

NACE 325019 01 26 01 - 1

041423 CONTRACT MODIFICATION PROCEDURES

NPS DSC Division 1 Specifications

NATIONAL CAPITAL PARKS EAST – 325019

SECTION 01 26 01 – CONTRACT MODIFICATION PROCEDURES

PART 1 - GENERAL

1.1 SUMMARY

A. Section consists of administrative and procedural requirements for contract modifications.

1.2 DEFINITIONS AND ALLOWANCES

A. Home Office Overhead: Costs incurred in support of all of a contractor’s projects and not attributable to a specific job. The cost for home office overhead is only allowed as a percentage of all direct work excluding profit. The following items represent allowable home office overhead costs identified in Part 31 of the Federal Acquisition Regulation (FAR):

1. Rent

2. Utilities

3. Furnishings

4. Office equipment

5. Executive and management staff not exclusively assigned to the project

6. Support, accounting, and administrative staff

7. Preparation of cost proposals, estimating, and schedule analyses connected with

Modifications

8. Estimating and preconstruction services

9. Mortgage costs

10. Real estate and corporate taxes

11. Automobile maintenance and travel costs for home office personnel

12. Home office insurances i.e. structure, automotive, umbrella, flood, etc.

13. Depreciation of equipment and other assets

14. Home office supplies (paper, staples, etc.)

15. Legal services

16. Accounting and data processing

17. Professional fees/registration

B. General Conditions (Field Office Overhead): Management and administrative costs incurred on site for the designated project. Costs associated with preparation of modifications will not be allowed. Costs for these items are to be included only in the general conditions of the modification estimate. Only in the case of a contract time extension are additional general conditions included in modifications. The following items, if applicable, are considered allowable costs for calculating General Conditions:

1. Project Manager (PM), Assistant Project Manager

NACE 325019 01 26 01 - 2

2. Superintendent, Assistant Superintendent

3. Quality Control, Safety Officer, Environmental Manager, etc.

4. Engineers

5. Travel, lodging, and per diem (as established by Federal Travel Regulations)

6. Scheduling

7. Field Office Trailers and associated temporary utilities

8. Field office supplies

a. Mailing and couriers

b. Reproduction costs

c. Storage

d. Phones

e. Computers

f. Copiers

9. Personal vehicles i.e. Superintendent Pickup trucks

C. General Requirements: Costs directly associated with the project and are necessary to perform the actual work of the modification. These costs shall be shown as direct costs in the estimate.

The following items, if applicable, are considered allowable costs for calculating General Requirements:

1. Hoisting

2. Material handling

3. Temporary fencing

4. Port-a-lets

5. Trash removal, dumpsters

6. Barricades

7. Small tools

8. Safety supplies

9. Scaffolding

10. Daily cleaning

11. Traffic control

12. Temporary signage

13. Temporary heating and power

D. Personnel Costs: Costs included in the modification must only be for General Conditions staff and workers actually present and working on project site. Modification costs for salaried workers are only allowed within the structure of a 40-hour week and no overtime or holiday pay will be allowed.

1. Worker Hourly Rates are costs directly associated with the individual worker and consist of the following:

a. Base Rate: The hourly rate paid directly to the worker

b. Labor Burden: Employer payments of all applicable burdens; includes insurance and taxes the business must pay on behalf of the worker to government entities and educational forums, such as:

1) Social Security

2) Medicare

NACE 325019 01 26 01 - 3

3) Workers Compensation – Policy and company calculation to be made available.

4) Federal Unemployment Tax Act (FUTA) - Cap Rate and percentage to be proportionally allocated over one year.

5) State Unemployment Tax Act (SUTA) - Cap Rate and percentage to be proportionally allocated over one year.

6) Union agreement costs - Other costs required under an enforceable collective bargaining agreement.

c. Fringe Benefits: Various non-wage compensations provided to employees such as:

1) Health Care Insurance Premiums

2) Cell Phone

3) Clothing

4) 401K and Pensions

5) Vehicle allowances

6) Gas allowance

7) Life insurance premiums

8) Disability insurance

9) Other Fringe Benefits required under an enforceable collective bargaining agreement

E. Bonuses or Deferred Compensation: No Bonus or Deferred Compensation will be allowed within any components of pricing including Home Office Overhead, General Conditions, General Requirements, Hourly Worker Rates, or the direct costs of work.

F. General Liability Insurance: An insurance policy that protects Contractor from claims resulting from bodily injury or property damage to a third party. Include as a separate line item within all modification proposals and provide a current insurance quote upon request.

G. Performance and Payment Bonds: A performance bond is a surety bond issued by an insurance company or bank to guarantee satisfactory completion of a project. The Payment Bond guarantees the Contractor will pay the labor and material costs incurred. Banks and Insurance companies charge a premium for individual project based on a sliding scale related to the size of the project.

Include as a separate line item in modification proposals and provide current company bonding rates upon request.

H. Builder’s Risk Insurance: Covers the contractor’s loss due to fire, high winds, or other natural forces. Not reimbursed by the National Park Service (NPS) and shall not be included in modification proposals.

1.3 MODIFICATION PROPOSAL PRICING REQUIREMENTS

A. General:

1. Proposal be received in the format and within the time frame specified in the Request for Proposal (RFP) letter. Costs or delays resulting from failure of contractor to submit within the time frame specified will not be compensable.

2. Proposal shall be detailed with itemized lists of equipment, materials, labor, production rates, overhead, profit, and bond markup for each item. Labor costs must be itemized http://en.wikipedia.org/wiki/Employee http://en.wikipedia.org/wiki/Surety_bond http://en.wikipedia.org/wiki/Insurance http://en.wikipedia.org/wiki/Bank

NACE 325019 01 26 01 - 4

by craft and hourly rate, including Fringe Benefits and Labor Burden. If the costs of Fringe Benefits and Labor Burden are not itemized, it is assumed they are included in the hourly rate shown, or contractor is not requesting reimbursement. Contractor may utilize the government provided Contractor Estimate Form, or their own form, provided that it contains the same information and level of detail as the Government’s form.

3. Requests for extensions of contract time as a result of change must be justified with a Time Impact Analysis (TIA). Refer to Section 01 32 16 "Construction Schedule", for time impact analysis requirements. TIA and associated costs shall be received with the proposal by the date shown within the Request for Proposal letter. Contractor’s failure to submit within the specified time frame will be construed as the Contractor waiving right for additional time and no time extension will be allowed.

4. All supporting documentation used to justify the proposed modification will be made available to the Contracting Officer (CO) upon request.

5. Contractor shall review and approve all subcontractor/supplier pricing in detail for proper format, scope, production rates, and pricing prior to submission to NPS. All delay costs associated with not reviewing and approving subcontractor/supplier pricing will be borne by the Contractor.

6. All pricing and production rates within the estimate must be based on fair and reasonable pricing and cannot include built-in contingency.

B. Labor:

1. Contractor shall estimate cost of labor by itemizing each craft involved, indicating worker hourly rate (base rate + labor burden + fringe benefits) for each and itemizing hours required for each craft directly engaged in modification work. Any work proposed requiring overtime work or premium pay shall be itemized separately. Rates shall be in accordance with the Davis-Bacon Act as incorporated herein. Labor Burden may include payroll taxes, Social Security, unemployment insurances, workers compensation insurance, Federal Insurance Contributions Act (FICA), FUTA, and other direct costs resulting from Federal, State or local laws.

2. Itemize labor costs for equipment operators separate from equipment costs.

3. Labor cost for foremen shall only be costs for related work required for the modification.

C. Materials:

1. Estimated cost for materials shall include quotes from multiple sources. Material prices shall include applicable fees and credits, including but not limited to, sales tax, freight and delivery charges, and tax rebates.

2. No markup shall be applied to any material provided by NPS.

D. Equipment:

1. Equipment used for the project must be appropriately sized for work being performed.

2. Do not include costs for "miscellaneous tools and equipment", in your proposal for a replacement value of $500 or less. Costs shown in excess of $500 shall be broken out separately.

3. Regardless of ownership, rates to be used in determining equipment rental costs shall be the lowest cost from one of the following sources:

a. United States (U.S.) Army Corps of Engineers, Ownership and Operating Expense Schedule (use latest edition and applicable region)

b. Construction Blue Book http://www.nps.gov/dscw/publicforms.htm

NACE 325019 01 26 01 - 5

c. Local equipment rental rates, documented by actual invoice charges, or itemized vendor quotes.

4. Estimated equipment rates shall include operating costs of all fuel, oil, lubrication, supplies, small tools, necessary attachments, ground engaging components, tires and tracks, routine repairs and maintenance (cost of major repair and overhaul is not allowed per Federal Acquisition Regulation (FAR) 31.105(d)(2)), depreciation, storage, insurance, and all incidentals. Mobilization, if applicable, may be included for equipment solely used on the modification work but must be listed separately.

5. Estimate full rate for equipment only for duration that equipment will be utilized to accomplish work of the modification.

6. Standby unit rates used in accordance with paragraph 1.3, D, 2, above. If the U.S. Army Corp of Engineers is utilized then their standby rates prevail. If Bluebook or local equipment pricing is accepted, then 1/2 of equipment costs minus any operating costs, major repair and overhaul will be accepted.

7. If equipment is in standby mode due solely to a documented NPS delay, established standby rate shall apply from the first day of the delay.

8. Equipment not used and on job site for up to five consecutive days may be classified at standby rates, provided the equipment is or has been used solely to perform work on the modification and will be necessary to complete additional modification work.

Equipment still on the jobsite but not in use after five consecutive days will not be considered in the modification pricing.

9. Requests for compensation for equipment stand by time must be justified, documented and itemized separately.

10. The estimated timeframe (daily, weekly, monthly) for use of the equipment must reflect the lowest cost to the Government.

E. Establishment and Application of Overhead and Profit Percentages:

1. Home Office Overhead and Profit (OH&P) shall be applied to direct costs only. Profit shall not be applied to overhead amounts; and overhead shall not be applied to profit.

Home office overhead shall contain only allowable, allocable, and reasonable costs per the contract documents and FAR Part 31. Profit percentages are based on risk factors found in FAR Part 31which have been applied to the specific type of work included in this project. Negotiated rates shall not exceed the following percentages for OH&P for contractor self-performed work:

Overhead………………6% Profit………………10%

2. Total aggregate limit of markup (OH&P) for Contractor and Subcontractors on modification work shall not exceed 25%. The NPS will not be responsible for allocation of percentages between contractor and subcontractors at any tier.

3. If Contractors form a partnership, partnership may only receive home office overhead and profit in same amount as an individual Contractor (refer to paragraph 1.3,E,1 above). It is the responsibility of the partners to decide on division of revenue.

4. Combined Increases and Decreases: On proposals involving both increases and decreases in the Contract Price, overhead and profit mark-ups are required on net increases and deducted on net decreases.

5. At no time can profit be calculated on Overhead or itself, it must be calculated on direct costs of work only.

NACE 325019 01 26 01 - 6

PART 2 - PRODUCTS

PART 3 - EXECUTION

END OF SECTION 01 26 01

NACE 325019 01 27 00 - 1

041423 DEFINITION OF CONTRACT LINE ITEMS

NPS DSC Division 1 Specifications

NATIONAL CAPITAL PARKS EAST – 325019

SECTION 01 27 00 – DEFINITION OF CONTRACT LINE ITEMS

PART 1 - GENERAL

1.1 SUMMARY

A. Section explains in general, what is and is not included in a contract line item, and limits or cut-off points where one item ends and another begins.

B. If no contract line item exists for a portion of work, include costs in a related item.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 LIST OF CONTRACT LINE ITEMS

A. Contract Line Item Number 1, MD Route 198 Bridge #1 (3530-006).

1. This item consists of work pertaining to the MD Route 198 Bridge #1 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Resurfacing roadway approaches & cleaning and resealing deck joints.

d. Repairing settlement of west approach slab.

e. Removing vegetation growth along southwest and northwest wingwalls.

f. Removing debris accumulation and vegetation growth & resealing joints along curblines

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

B. Contract Line Item Number 2, MD Route 198 Bridge #2 (3530-024).

1. This item consists of work pertaining to the MD Route 198 Bridge #2 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Resurfacing roadway approaches & cleaning and resealing deck joints.

d. Replacing southwest terminal end section.

e. Patching spalls in west approach slab.

f. Removing vegetation growth along wingwalls.

NACE 325019 01 27 00 - 2

g. Removing debris accumulation and vegetation growth & resealing joints along shoulders.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

C. Contract Line Item Number 3, MD Route 198 Bridge #3 (3530-030).

1. This item consists of work pertaining to the MD Route 198 Bridge #3 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Resurfacing roadway approaches & cleaning and resealing deck joints.

d. Replacing northeast approach guardrail.

e. Removing vegetation growth encroaching wingwalls & cleaning and resealing vertical joint

f. Removing debris accumulation from drainage inlet.

g. Removing debris and vegetation growth along curblines.

h. Replacing Southeast Approach Guardrail

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

D. Contract Line Item Number 4, MD Route 198 Bridge #4 (3530-031).

1. This item consists of work pertaining to the MD Route 198 Bridge #4 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Cleaning and resealing deck joints.

d. Removing vegetation growth encroaching wingwalls.

e. Removing debris and vegetation & resealing joints along shoulders

f. Resurfacing roadway approaches.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

E. Contract Line Item Number 5, Big Patuxent River Bridge (3530-001).

1. This item consists of work pertaining to the Big Patuxent River Bridge as shown in the contract documents including but not limited to:

a) Mobilization

b) Traffic Control

c) Cleaning and resealing exposed rebar

d) Removing gravel along shoulders and sealing longitudinal joints.

e) Replacing broken deck joint anchor block and replacing expansion joint seal.

f) Repairing approach parapets.

g) Repairing south approach median guardrail

h) Replacing sheared or broken bridge rail posts.

i) Removing or trimming vegetation and tree encroaching on structure

j) Repairing concrete spalling and cracking

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

F. Contract Line Item Number 6, MD Route 197 Bridge #1 (3530-034).

NACE 325019 01 27 00 - 3

1. This item consists of work pertaining to the MD Route 197 Bridge #1 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Cleaning and resealing joints

d. Removing vegetation growth along wingwalls.

e. Patching core hole in approach pavement.

f. Replacing striping over bridge and approaches.

g. Resetting masonry and stabilizing approach guardwall

h. Patching asphalt along back of approach slab

i. Removing debris accumulation and vegetation growth along curblines and southeast drop inlet

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

G. Contract Line Item Number 7, MD Route 197 Bridge #2 (3530-035).

1. This item consists of work pertaining to the MD Route 197 Bridge #2 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Repairing cracks at approach slab

d. Removing vegetation growth along wingwalls.

e. Removing debris accumulation and vegetation growth along curblines.

f. Repairing approach pavement.

g. Repairing guardwall settlement.

h. Repairing map cracking on northwest approach pavement

i. Cleaning and resealing joints

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

H. Contract Line Item Number 8, MD Route 197 Bridge #3 (3530-036).

1. This item consists of work pertaining to the MD Route 197 Bridge #3 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Replacing east railing and rail post

d. Re-grouting core holes in approach pavement and slabs.

e. Cleaning and resealing vertical joints.

f. Repairing damaged bridge rail and securing loose bridge rail connection hardware.

g. Removing vegetation growth along wingwalls and approaches.

h. Removing debris and vegetation growth & resealing joints along curblines.

i. Removing debris inside box girders.

j. Repairing concrete at south abutment breastwall.

k. Cleaning and resealing joints at southwest wingwall.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

I. Contract Line Item Number 9, MD Route 197 Bridge #4 (3530-037).

1. This item consists of work pertaining to the MD Route 197 Bridge #4 as shown in the contract documents including but not limited to:

a. Mobilization

NACE 325019 01 27 00 - 4

b. Traffic Control

c. Re-grouting core holes in approach slabs.

d. Removing debris accumulation and vegetation growth along wingwalls.

e. Replacing damaged and missing bridge rails.

f. Cleaning and resealing vertical joints.

g. Cleaning and resealing longitudinal joints.

h. Replacing missing object marker.

i. Cleaning and resealing deck joints & repairing asphalt at approach slab.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

J. Contract Line Item Number 10, MD Route 197 Bridge #5 (3530-038).

1. This item consists of work pertaining to the MD Route 197 Bridge #5 as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Re-grouting core holes in approach slabs.

d. Cleaning and resealing abutment vertical joints.

e. Replacing striping on deck surface.

f. Cleaning and resealing joints at guardwalls

g. Removing debris and vegetation growth along wingwalls and curblines & reseal curbline joints.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

K. Contract Line Item Number 11, MD Route 212 Bridge (3530-009).

1. This item consists of work pertaining to the MD Route 212 Bridge as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Replacing damaged portion of median guardrail.

d. Sealing cracking of approach pavement.

e. Removing debris accumulation from approach curblines

f. Cleaning and resealing joints.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

L. Contract Line Item Number 12, Beaverdam Road Bridge (3530-011).

1. This item consists of work pertaining to the Beaverdam Road Bridge as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Patching voids in west parapet.

d. Reposting vertical clearance signage.

e. Replacing damaged section of median guardrail and end treatment along south approach.

f. Removing vegetation growth along wingwalls & Cleaning and resealing vertical joints, repair spall on NW wingwall.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

NACE 325019 01 27 00 - 5

M. Contract Line Item Number 13, MD Route 193 Bridge (3530-013).

1. This item consists of work pertaining to the MD Route 193 Bridge as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Cleaning and reseal slab expansion joints & repairing isolated spalling

d. Repairing delaminated concrete on parapet.

e. Cleaning and resealing vertical joints.

f. Resurfacing and restriping approach pavement.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

N. Contract Line Item Number 14, Good Luck Road Bridge (3530-014).

1. This item consists of work pertaining to the Good Luck Road Bridge as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Cleaning and sealing pavement cracks.

d. Replacing west approach guardrails.

e. Removing debris and vegetation growth along curblines.

f. Replacing missing and damaged nuts on railings.

g. Cleaning and resealing joints between parapets and curbs.

h. Removing vegetation and vine growth along wingwalls.

i. Repairing settlement of approach sidewalks and approach curbs at bridge transition.

j. Cleaning and resealing vertical joints.

k. Sealing sidewalk joints at parapet.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

O. Contract Line Item Number 15, MD Route 202 Bridge (3530-017).

1. This item consists of work pertaining to the MD Route 202 Bridge as shown in the contract documents including but not limited to:

a. Mobilization

b. Traffic Control

c. Epoxy injecting cracks in parapet.

d. Removing debris and vegetation growth along curblines.

e. Sealing isolated cracking of pavement.

f. Replacing utility box cover.

g. Cleaning and resealing joints.

h. Replacing missing rail post and damaged rail post on west rail.

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

P. Contract Line Item Number 16, Pavement Preservation – FLTP Eligible (Anacostia Park & vicinity).

1. This item consists of work pertaining to Pavement Preservation work as shown in the contract documents for the following routes:

a. Mobilization

b. Traffic Control

c. NACE-0013 Anacostia Drive

d. NACE-0014 – Good Hope Road

NACE 325019 01 27 00 - 6

e. NACE-0016AZ Anacostia Pavilion Loop Road (Main)

f. NACE-0104BZ Aviation Drive

g. NACE-01915AZ US Park Police Aviation Parking

h. NACE-0108 Fort Stanton Reservoir Access Road

i. NACE-0105AZ Anacostia Pool and Recreation Facility Road

j. NACE-0105BZ Anacostia Pool and Recreation Facility Road Cut-Thru

k. NACE-0991AZ Anacostia Drive Pulloff Area A

l. NACE-0991BZ Anacostia Drive Pulloff Area B

m. NACE-0991CZ Anacostia Drive Pulloff Area C

n. NACE-0991DZ Anacostia Drive Pulloff Area D

o. NACE-0991EZ Anacostia Drive Pulloff Area E

p. NACE-0991FZ Anacostia Drive Pulloff Area F

q. NACE-0911 Nicholson Comfort Station Parking

r. NACE-0917 Frederick Douglass Home Parking

2. Measurement for payment will be lump sum.

3. Payment will be made at the contract lump sum price.

Q. Option A –Route 201 Access Ramp Bridge - Northbound (3530-020) & MD Route 201 Bridge

(3530-018)

1. Contract Line Item Number 17, MD Route 201 Bridge (3530-018).

a. This item consists of work pertaining to the MD Route 201 Bridge as shown in the contract documents including but not limited to:

1) Mobilization

2) Traffic Control

3) Removing debris and vegetation and resealing joints along curbline and inlets.

4) Replacing damaged rail and repairing concrete parapet cap.

5) Repairing spall at top of approach parapet.

6) Sealing cracking of pavement at ends of structure.

7) Cleaning and resealing vertical joints.

8) Removing vegetation growth along wingwalls.

9) Repairing guardwall settlement, cleaning and resealing joints and repairing spall on concrete parapet.

10) Replacing utility box cover.

11) Replacing vault cover.

12) Repairing concrete parapet spalling.

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price.

2. Contract Line Item Number 18, Route 201 Access Ramp Bridge - Northbound (3530-020).

a. This item consists of work pertaining to the Route 201 Access Ramp Bridge -

Northbound as shown in the contract documents including but not limited to:

1) Mobilization

2) Traffic Control

3) Replacing all rail post anchor nuts and replacing broken and/or missing rail posts.

4) Resetting and fastening east rail at north approach.

5) Repairing approach concrete and pavement.

6) Removing vegetation growth along the wingwalls and approach guardrail.

7) Repairing approach parapet.

8) Replacing lane drop sign.

9) Cleaning and painting superstructure steel and bearings.

NACE 325019 01 27 00 - 7

10) Repairing settlement of masonry barrier at northwest approach.

11) Replacing object marker.

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price.

R. Option B – Branch Avenue Bridge (3564-001), Suitland Road Bridge (3564-002), and Silver Hill

Road Bridge (3564-005)

1. Contract Line Item Number 19, Branch Avenue Bridge (3564-001).

a. This item consists of work pertaining to the Branch Avenue Bridge as shown in the contract documents including but not limited to:

1) Mobilization

2) Traffic Control

3) Sealing cracks in approach pavement.

4) Replacing fractured stones and repointing parapet masonry.

5) Cleaning and resealing vertical joints.

6) Removing vegetation growth along wingwalls.

7) Replacing broken and deteriorated timber approach railing.

8) Clear clogged inlet.

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price.

2. Contract Line Item Number 20, Suitland Road Bridge (3564-002).

a. This item consists of work pertaining to the Suitland Road Bridge as shown in the contract documents including but not limited to:

1) Mobilization

2) Traffic Control

3) Removing debris and vegetation and resealing joints at sidewalks.

4) Removing vegetation growth along wingwalls.

5) Cleaning and reseal vertical joints.

6) Cleaning and resealing parapet to guardwall joints and resetting capstones at south approach.

7) Repointing wingwall masonry.

8) Replacing object marker.

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price.

3. Contract Line Item Number 21, Silver Hill Road Bridge (3564-005).

a. This item consists of work pertaining to the Silver Hill Road Bridge as shown in the contract documents including but not limited to:

1) Mobilization

2) Traffic Control

3) Repairing southeast approach parapet.

4) Painting bridge railing.

5) Cleaning and resealing vertical joints.

6) Sealing pavement cracking at bridge approaches.

7) Repairing bridge curb.

8) Repairing spalls on south bridge sidewalk.

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price.

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S. Option C – Pavement Preservation (FLTP non-eligible) at NACE-0102, NACE-0913BZ, NACE

0913CZ, and NACE-0915BZ

1. Contract Line Item Number 22, Pavement Preservation (FLTP non-eligible) at NACE-

0102, NACE-0913BZ, NACE 0913CZ, and NACE-0915BZ

a. This item consists of work pertaining to Pavement Preservation work as shown in the contract documents for the following routes:

1) Mobilization

2) Traffic Control

3) NACE-0102 Frederick Douglass Home Access Road

4) NACE-0913BZ NACE Headquarters Parking Lot B

5) NACE-0913CZ NACE Headquarters Parking Lot C

6) NACE-0915BZ USPP Aviation Fuel Ramp

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price

T. Option D – Pavement Preservation (FLTP Eligible) at NACE-0901, NACE-0950, and NACE-

1. Contract Line Item Number 23, Pavement Preservation at NACE-0901, NACE-0950, and

NACE-0120

a. This item consists of work pertaining to Pavement Preservation work as shown in the contract documents for the following routes:

1) Mobilization

2) Traffic Control

3) NACE-0901 Kenilworth Aquatic Gardens Parking

4) NACE-0950 Oxon Hill Visitors Center Parking

5) NACE-0120 Wharf Road

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price

U. Option E – Pavement Markings at BAWA from RTE 193 (STA 0+00) to RTE 32 (STA 545+00)

1. Contract Line Item Number 24, Pavement Markings at BAWA from RTE 193 (STA 0+00) to RTE 32 (STA 545+00)

a. This item consists of work pertaining to Pavement Preservation work as shown in the contract documents for the following routes:

1) Mobilization

2) Traffic Control

3) Pavement Markings

b. Measurement for payment will be lump sum.

c. Payment will be made at the contract lump sum price

V. Option F – Pavement Markings at BAWA from RTE 32 (STA 545+00) to RTE 175 (STA

669+56)

1. Contract Line Item Number 25, Pavement Markings at BAWA from RTE 32 (STA

545+00) to RTE 175 (STA 669+56)

a. This item consists of work pertaining to Pavement Preservation work as shown in the contract documents for the following routes:

1) Mobilization

2) Traffic Control

3) Pavement Markings

b. Measurement for payment will be lump sum.

NACE 325019 01 27 00 - 9

c. Payment will be made at the contract lump sum price

END OF SECTION 01 27 00

NACE 325019 01 31 00 - 1

041423 PROJECT MANAGEMENT AND COORDINATION

NPS DSC Division 1 Specifications

NATIONAL CAPITAL PARKS EAST – 325019

SECTION 01 31 00 - PROJECT MANAGEMENT AND COORDINATION

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes administrative provisions for coordinating construction operations on Project including, but not limited to, the following:

1. Definitions

2. Construction Coordination

3. Submittals

4. Coordination Drawings

5. Requests for Information (RFIs)

6. Project Website

7. Project Meetings

8. Environmental Coordination

9. Permits

B. Related Requirements:

1. Section 01 32 16 "Construction Schedule" for preparing and submitting Contractor’s construction schedule.

2. Section 01 73 40 "Execution" for procedures for coordinating general installation and field-engineering services.

3. Section 01 77 00 "Closeout Procedures" for coordinating closeout of the Contract.

1.2 DEFINITIONS

A. Agency with Jurisdiction: An Agency that has been granted legal authority over a location, action, or resource. This authority includes the ability to issue a permit or other legal permission document.

B. Construction Permits – Contractor Provided: Permits obtained by the Contractor based on the means and methods to conduct the work. Construction Permits are typically issued by the Agency to the Contractor and not to the National Park Service. Examples of typical Contractor

Provided Permits are: National Pollutant Discharge Elimination System (NPDES) Construction

Permit (ground disturbance), dewatering permit, permit for work in a roadway (with traffic management plan), temporary utility tap permit, etc.

C. Government Furnished Permits: Obtained by National Park Service (NPS), usually through the Architect/Engineer (A/E) or…