B08_Attachment_2c_-_Specifications_(258373).pdf

Lowell National Historical Park

LOWE 257848 - EYP 2021043.01

REHABILITATE COUNTING HOUSE

CD Specifications

09.09.2022

Prepared by:

WSP USA Solutions Inc. and EYP, Inc.

TIC #475/177837

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TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

01 11 00 Summary of Work 01 21 00 Allowances 01 22 00 Unit Prices 01 26 01 Contract Modification Procedures 01 27 00 Definition of Contract Line Items 01 31 00 Project Management & Coordination 01 32 16 Construction Schedule 01 32 33 Photographic Documentation 01 33 23 Submittal Procedures 01 35 23 Safety Requirements 01 35 91 Historic Preservation Treatment Procedures 01 40 00 Quality Requirements 01 42 00 Reference Standards 01 50 00 Temporary Facilities and Controls 01 67 00 Product Requirements 01 73 29 Cutting and Patching 01 73 40 Execution 01 74 19 Construction Waste Management and Disposal 01 77 00 Closeout Procedures 01 81 13 Sustainable Design Requirements

DIVISION 02 – EXISTING CONDITIONS

02 41 19 Selective Demolition

DIVISION 04 – MASONRY

04 01 10 Masonry Cleaning 04 05 13.10 Restoration Mortars 04 05 13.91 Masonry Pointing

DIVISION 05 – METAL

05 50 00 Metal Fabrications

DIVISION 06 – WOOD, PLASTICS AND COMPOSITES

06 10 53 Miscellaneous Rough Carpentry 06 20 13 Exterior Finish Carpentry

DIVISION 07 – THERMAL AND MOISTURE PROTECTION

07 31 26.10 Slate Roof Repair 07 62 00.10 Copper Gutter Liners and Leaders

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07 72 53 Snow Guards 07 92 00 Joint Sealants

DIVISION 08 - OPENINGS

08 03 52 Historic Treatment of Wood Windows 08 52 50 Aluminum Storm Windows

DIVISION 09 - FINISHES

09 01 90.52 Maintenance Repainting

DIVISION 10 - SPECIALTIES

10 14 23 Panel Signage

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030122 SUMMARY OF WORK

SECTION 01 11 00 - SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes the following:

1. Work Covered by Contract Documents

2. Work Under Other Contracts

3. Contractor Use of Site

4. Public Use of Site

5. Occupancy Requirements for Buildings

6. Conduct of Operations

7. Work Restrictions

8. Special Construction Requirements

1.2 WORK COVERED BY CONTRACT DOCUMENTS

A. Project Location: Lowell National Historical Park (LOWE)

B. The Work consists of:

1. Repair and restoration of existing Counting House exterior envelope, including the following:

a. Repair of slate roof, including removal and replacement of deteriorated slate units and replacement of snow guards.

b. Replacement of gutters and downspouts with new copper lined wooden gutters and new copper downspouts.

c. Repair, repointing and cleaning of masonry facades.

d. Repair and repointing of west, north and south masonry walls inside pedestrian passage (Option 2).

e. Removal of existing channel anchor plates and replacement with cast iron wall anchor plates to match existing.

f. Window repair and restoration, including new sash and weatherstripping along, repair and repainting of existing wooden frames and trim and new interior storms at south façade windows.

g. New exterior sconce light fixtures to replace existing.

h. New panel signs to replace existing.

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

1.3 WORK UNDER OTHER CONTRACTS

A. General: Cooperate with separate contractors so work on those contracts may be carried out smoothly, without interfering with or delaying work under this Contract. Coordinate Work of this Contract with work performed under separate contracts.

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B. Preceding Work: Government will award a separate contract for construction of a below grade stormwater drainage system. The stormwater system is anticipated to be complete prior to this project and will be available for tie-in of the new downspouts.

1.4 CONTRACTOR USE OF SITE

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

1. Confine construction operations to work within the indicated construction fence area.

2. Work within the Counting House will be limited to window repair and installation work.

Schedule and construction logistics plan for this work to be coordinated with Contracting Officer.

3. Work within pedestrian passageway at west end of Counting house to be performed to minimize access limitations for staff, visitors and area residents. Schedule and construction logistics plan for this work to be coordinated with Contracting Officer.

B. Storage of Materials: Confine storage of materials to mobile storage units and the area within the indicated construction fence.

C. Parking: No parking for construction personnel is available at the site. A public parking garage is located one block south of the site.

D. Stockpiling: Confine stockpiling to the area within the indicated construction fence.

E. Preservation of Natural Features:

1. Prevent damage to existing plantings, structures and finishes of the surrounding site.

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

F. Driveways and Entrances: Keep driveways and entrances serving premises clear and available to area occupants, visitors, Government employees, and emergency vehicles at all times. Do not use 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.

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I. Bridge Restrictions: Refer to drawing A3 for load limits on the existing bridge.

1.5 PUBLIC USE OF SITE

A. The surrounding area will be closed to the public during construction. Retain paragraph below and delete paragraph above if facilities are to remain open to public.

B. Contractor shall conduct his operations to ensure the least inconvenience to public. Short term building and road closures may be permitted, when required, upon specific approval of Contracting Officer for a maximum of.

C. The pedestrian passage at the west end of the Counting House is the primary accessible pathway that is separated from vehicular traffic for visitors, staff and area residents. Contractor’s operations must minimize obstruction of this passage, and a construction logistics plan for work in the passage must be coordinated with and approved by the Contracting Officer.

1.6 OCCUPANCY REQUIRMENTS FOR BUILIDINGS

A. Existing Buildings

1. Partial Government Occupancy: Government will occupy the Counting House premises during entire construction period, but access will be provided as needed by the Contractor for window removal and installation. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform Work so as not to interfere with Government’s operations. Maintain existing exits, unless otherwise indicated.

a. Maintain access around the construction fence area for the public as indicated. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from Contracting Officer.

1.7 CONDUCT OF OPERATIONS

A. Contractor shall conduct his 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 or at night may not be performed unless stated in the Work Restrictions below or without prior consent from the Contracting Officer. Submit requests 2 business/calendar days in advance of the work to the Contracting Officer 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 Contracting Officer.

1.8 WORK RESTRICTIONS

A. On-Site Work Hours: Work shall be generally performed during normal business working hours of 7:30 a.m. to 4:30 p.m., Monday through Friday, except when otherwise indicated.

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1. Weekend Hours: Permitted only with specific approval of the Contracting Officer.

2. Early Morning Hours: Permitted only with specific approval of the Contracting Officer, and as allowed under local noise restriction ordinances.

3. Restricted Work Days: No work will be permitted during the last week in July for the Folk

Festival weekend. During this period, there shall be no on-site activity by the Contractor, and all of the Contractor’s equipment and vehicles shall be stored within the designated, fenced staging area. No construction related deliveries to the site will be allowed, except as approved by the Contracting Officer and with minimum two day prior notice.

B. Existing Utilities

1. Existing Utilities: Notify Contracting Officer 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.

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 Contracting Officer not less than two business days in advance of proposed utility interruptions.

2. Do not proceed with utility interruptions without Contracting Officer’s written permission.

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

1.9 SPECIAL CONSTRUCTION REQUIREMENTS

A. Project Website: A project website administered by NPS 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.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION (Not Used)

END OF SECTION 01 11 00

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ALLOWANCES

SECTION 01 2100 - ALLOWANCES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and other Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes administrative and procedural requirements governing allowances.

B. Types of allowances include the following:

1. Unit-cost allowances.

C. Related Requirements:

1. Section 012200 "Unit Prices" for procedures for using unit prices, including adjustment of quantity allowances when applicable.

2. Section 012600 "Contract Modification Procedures" for procedures for submitting and handling Change Orders.

1.3 DEFINITIONS

A. Allowance: A quantity of work or dollar amount included in the Contract, established in lieu of additional requirements, used to defer selection of actual materials and equipment to a later date when direction will be provided to Contractor. If necessary, additional requirements will be issued by Change Order.

1.4 SELECTION AND PURCHASE

A. At the earliest practical date after award of the Contract, advise Contracting Officer of the date when final selection, or purchase and delivery, of each product or system described by an allowance must be completed by the Government to avoid delaying the Work.

B. At Contracting Officer's request, obtain proposals for each allowance for use in making final selections. Include recommendations that are relevant to performing the Work.

C. Purchase products and systems selected by Architect from the designated supplier.

1.5 ACTION SUBMITTALS

A. Submit proposals for purchase of products or systems included in allowances in the form specified for Change Orders.

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1.6 INFORMATIONAL SUBMITTALS

A. Submit invoices or delivery slips to show actual quantities of materials delivered to the site for use in fulfillment of each allowance.

B. Submit time sheets and other documentation to show labor time and cost for installation of allowance items that include installation as part of the allowance.

C. Coordinate and process submittals for allowance items in same manner as for other portions of the Work.

1.7 QUANTITY ALLOWANCES

A. Allowance shall include cost to Contractor of specific products and materials ordered by Government and shall include freight and delivery to Project site.

B. Unless otherwise indicated, Contractor's costs for receiving and handling at Project site, labor, installation, overhead and profit, and similar costs related to products and materials ordered by Government under allowance shall be included as part of the Contract Sum and not part of the allowance.

C. Unused Materials: Retain and prepare unused material for storage by Government. Deliver unused material to Government’s storage space as directed by Contracting Officer.

1.8 ADJUSTMENT OF ALLOWANCES

A. Allowance Adjustment: To adjust allowance amounts, prepare a Change Order proposal based on the difference between purchase amount and the allowance, multiplied by final measurement of work-in-place where applicable. If applicable, include reasonable allowances for cutting losses, tolerances, mixing wastes, normal product imperfections, required maintenance materials, and similar margins.

1. Include installation costs in purchase amount only where indicated as part of the allowance.

2. If requested, prepare explanation and documentation to substantiate distribution of overhead costs and other markups.

3. Submit substantiation of a change in scope of Work, if any, claimed in Change Orders related to unit-cost allowances.

4. Owner reserves the right to establish the quantity of work-in-place by independent quantity survey, measure, or count.

B. Submit claims for increased costs due to a change in the scope or nature of the allowance described in the Contract Documents, whether for the purchase order amount or Contractor's handling, labor, installation, overhead, and profit.

1. Do not include Contractor's or subcontractor's indirect expense in the Change Order cost amount unless it is clearly shown that the nature or extent of Work has changed from what could have been foreseen from information in the Contract Documents.

2. No change to Contractor's indirect expense is permitted for selection of higher- or lower-priced materials or systems of the same scope and nature as originally indicated.

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PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine products covered by an allowance promptly on delivery for damage or defects. Return damaged or defective products to manufacturer for replacement.

3.2 PREPARATION

A. Coordinate materials and their installation for each allowance with related materials and installations to ensure that each allowance item is completely integrated and interfaced with related work.

3.3 SCHEDULE OF ALLOWANCES

A. Allowance No. 001: Quantity Allowance: Include the replacement of one hundred and fifty (150) damaged or deteriorated slate shingles with new units to match existing undamaged slate shingles, as specified in Section 073126 “Slate Shingles”, and as shown on Drawings.

1. This allowance includes material, receiving, handling, and installation, and all associated costs.

2. Coordinate quantity allowance adjustment with corresponding unit-price requirements in Section 012200 "Unit Prices."

END OF SECTION 01 2100

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UNIT PRICES

SECTION 01 2200 - UNIT PRICES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and other Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes administrative and procedural requirements for unit prices.

B. Related Requirements:

1. Section 012100 "Allowances" for procedures for using unit prices to adjust quantity allowances.

2. Section 012600 "Contract Modification Procedures" for procedures for submitting and handling Change Orders.

1.3 DEFINITIONS

A. Unit price is an amount incorporated into the Agreement, applicable during the duration of the Work as a price per unit of measurement for materials, equipment, or services, or a portion of the Work, added to or deducted from the Contract Sum by appropriate modification, if the scope of Work or estimated quantities of Work required by the Contract Documents are increased or decreased.

1.4 PROCEDURES

A. Unit prices include all necessary material, plus cost for delivery, installation, insurance, overhead, and profit.

B. Measurement and Payment: See individual Specification Sections for work that requires establishment of unit prices. Methods of measurement and payment for unit prices are specified in those Sections.

C. Government reserves the right to reject Contractor's measurement of work-in-place that involves use of established unit prices and to have this work measured, at Government's expense, by an independent surveyor acceptable to Contractor.

D. List of Unit Prices: A schedule of unit prices is included in Part 3. Specification Sections referenced in the Part 3 "Schedule of Unit Prices" Article contain requirements for materials described under each unit price.

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UNIT PRICES

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 SCHEDULE OF UNIT PRICES

A. Unit Price CLIN 004 – Slate Shingle Replacement: Cost for replacement of one damaged slate shingle with new unit to match existing. The unit price will be used for the quantity of slate shingles replaced in excess of the allowance quantity.

1. Description: Remove and replace damaged or deteriorated slate shingle, as required, in accordance with Section 073126 "Slate Shingles."

2. Unit of Measurement: One slate removed and replaced, including work required to adjacent slate units and copper bib installation.

3. Quantity Allowance: Coordinate unit price with allowance adjustment requirements in Section 012100 "Allowances."

END OF SECTION 01 2200

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030122 CONTRACT MODIFICATION PROCEDURES

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

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

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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

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.

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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 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.

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 http://www.nps.gov/dscw/publicforms.htm#CP___PAGEID=396735|

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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

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

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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………………10% Profit………………7.7%

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.

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PART 2 - PRODUCTS

PART 3 - EXECUTION

END OF SECTION 012601

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030122 DEFINITION OF CONTRACT LINE ITEMS

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 00030 – Roof Repairs.

1. This item consists of all work associated with repairing the roof, including slate shingle replacement (per allowance A01), gutter and leader replacement, repair of eave and rake trim and all other roof related work.

2. No separate measurement, except that replacement of slate shingles will be limited to the quantity specified under Allowance No. 001 in Section 012100 “Allowances”.

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

B. Contract Line Item Number 00031 – Exterior Wall Repairs.

1. This item consists of all work associated with repairing the exterior walls (not including pedestrian passageway walls included in Contract Line Item, Option B, Number 00034), including brick masonry repair and repointing, replacement of damaged stone lintels and sills, modifications to tension rods/plates, repair of vehicle gate, re-anchoring of catwalk brackets, and all other wall related work.

2. No separate measurement.

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

C. Contract Line Item Number 00032 – Window Repairs.

1. This item consists of all work associated with repairing the existing wood windows, including replacement of existing sash, installation of new interior storm windows, repainting windows and replacement of miscellaneous hardware.

2. No separate measurement.

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

D. Contract Line Item Number 00033 – Option A – Additional Slate Shingle Replacement.

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030122 DEFINITION OF CONTRACT LINE ITEMS

1. This item consists of replacement of additional slate shingle units in excess of the amount carried under Allowance 001.

2. Measurement will be per slate shingle replacement unit.

3. Payment will be made per Unit Price 001 – Slate Shingle Replacement, as defined in

Section 012200 “Unit Prices”.

E. Contract Line Item Number 00034 – Option B – Wall Restoration within Pedestrian Passageway

1. This item consists of restoration of the south, west and north walls within the pedestrian passage as shown on Drawing A6, details A, B and C.

2. No separate measurement.

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

END OF SECTION 01 27 00

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030122 PROJECT MANAGEMENT AND COORDINATION

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. Requests for Information (RFIs)

5. NPS Project Website

6. Project Meetings

7. Environmental Coordination

8. 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, including establishment of benchmarks and control points.

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

1.2 DEFINITIONS

A. Agency with Jurisdiction B. Construction Permits – Contractor Provided C. Government Furnished Permits

1.3 CONSTRUCTION COORDINATION

A. Coordination: Coordinate construction operations included in different Sections of Specifications to ensure efficient and orderly installation of each part of the Work. Coordinate construction operations, included in different Sections, which depend on each other for proper installation, connection, and operation.

1. Schedule construction operations in sequence required to obtain best results where installation of one part of the Work depends on installation of other components, before or after its own installation.

2. Coordinate installation of different components with other Contractors to ensure maximum accessibility for required maintenance, service, and repair.

3. Make provisions to accommodate items scheduled for later installation.

http://www.nps.gov/dscw/definitionsdc_a.htm#awj http://www.nps.gov/dscw/definitionsdc_c.htm#cpcp http://www.nps.gov/dscw/definitionsdc_g.htm#gfperm

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4. Where availability of space is limited, coordinate installation of different components to ensure maximum performance and accessibility for required maintenance, service, and repair of components, including mechanical and electrical.

5. Properly plan construction operations to include permit requirements. Allow enough time to execute permit provisions to maintain work schedule, site visits, inspections, and reporting deadlines.

B. Prepare memoranda for distribution to each party involved, outlining special procedures required for coordination. Include such items as required notices, reports, and list of attendees at meetings.

C. Administrative Procedures: Coordinate scheduling and timing of required administrative procedures with other construction activities and activities of other contractors to avoid conflicts and to ensure orderly progress of the Work. Such administrative activities include, but are not limited to:

1. Preparation of Contractor's Construction Schedule

2. Preparation of the Schedule of Values

3. Installation and removal of temporary facilities and controls

4. Delivery and processing of submittals

5. Progress meetings

6. Permit requirements

7. Pre-installation conferences

8. Project closeout activities

1.4 SUBMITTALS

A. Division 1 documents: The following items shall be submitted a minimum of one week prior to Preconstruction Conference. Contracting Officer will notify Contractor of tentative date for Pre- Construction Conference.

1. Letter designating Project Superintendent

2. Construction Schedule

3. A Comprehensive Schedule of Values

4. Accident Prevention Plan

5. A List of Subcontractors for this project

6. Written statements from Subcontractors certifying compliance with applicable labor standard clauses.

7. Certificates of Insurance or SF1413 for Contactor and all Subcontractors

8. Waste Management Plan

9. Quality Control Plan

10. Historic Preservation Treatment Plan (HPTP)

11. List of Required Construction Permits. Include the following information for each permit:

a. Name of Permit

b. Agency(ies) with Jurisdiction issuing the permit

c. Information required from Government to complete permit application

B. Provide items listed to Contracting Officer before Pre-Construction Conference. If all documents have not been received one week prior to scheduled Pre-Construction Conference date, conference may be cancelled, Notice to Proceed may not be issued, and Contracting Officer will

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consider other contractual remedies. Work shall not commence until written Notice to Proceed has been issued.

1.5 REQUESTS FOR INFORMATION (RFIs)

A. General: Immediately on discovery of the need for additional information or interpretation of Contract Documents, Contractor shall prepare and submit an RFI utilizing form created on NPS/DSC management software website.

1. Contracting Officer will not respond to RFIs submitted by other entities controlled by Contractor.

2. Coordinate and submit RFIs in a prompt manner to avoid delays in the work.

B. Content of RFI: Include detailed, legible description of item needing information or interpretation and the following:

1. RFI number, numbered sequentially

2. Date

3. RFI subject

4. Specification Section number and title and related paragraphs, as appropriate.

5. Drawing number and detail references, as appropriate.

6. Field dimensions and conditions, as appropriate.

7. Contractor's suggested resolution: If Contractor's suggested resolution impacts Contract

Time or Contract Sum, Contractor shall state impact in RFI.

8. Contractor's signature

9. Requested date for response

10. Attachments: Include sketches, descriptions, measurements, photos, Product Data, Shop

Drawings, coordination drawings, and other information necessary to fully describe items needing interpretation.

a. Include dimensions, thicknesses, structural grid references, and details of affected materials, assemblies, and attachments on attached sketches.

C. RFI Form: Complete RFI Form on NPS/DSC Project Website as follows:

1. Enter general information at the top of the form.

2. Under the "Action" section at the bottom of the form, select "Question" then select "CMR" in drop-down of "Send to" box.

3. Enter details of question and attach related documents.

4. Select "Submit Form" at bottom of page.

D. Contracting Officer’s Action: Contracting Officer will review each RFI, determine action required, and respond. Contracting Officer will determine critical nature of each RFI and issue response accordingly.

1. The following are not considered to be RFIs and will receive no action:

a. Requests for approval of submittals.

b. Requests for approval of substitutions.

c. Requests for approval of Contractor's means and methods.

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d. Requests for coordination information already indicated in Contract Documents.

e. Requests for adjustments in Contract Time or Contract Sum.

f. Requests for interpretation of Architect's actions on submittals.

g. Incomplete RFIs or inaccurately prepared RFIs.

2. Contracting Officer's action may include a request for additional information; time for response will date from time of receipt of additional information.

3. Contracting Officer's action on RFIs may result in need for a change to Contract Time or Contract Sum. All contract changes will be processed following terms and conditions of contract.

1.6 PROJECT WEB SITE

A. Use NPS/DSC management software website for communication throughout contract period on:

1. Project directory

2. Project correspondence

3. Meeting agendas and minutes

4. Contract modifications forms and logs

5. RFI form and processing

6. Task and issue management

7. Photo documentation

8. Baseline schedule, schedule updates and calendar management

9. Submittal form and processing

10. Payment coordination documentation

11. Drawing and specification document hosting, viewing, and updating

12. Online document collaboration

13. Reminder and tracking functions

14. Archiving functions

15. Notification of submittal and RFI statuses and current responsible party

16. Permits and addendums

B. Some documents are not suitable to be shared using the NPS/DSC management software website.

Documents containing Personal Identifying Information (PII) (i.e. certified payrolls) shall not be shared using NPS/DSC management software website and shall be coordinated with Project team as appropriate.

C. Submit to Contracting Officer a list of employees who will need access to the website. Users will receive an invitation to register from Department of Interior (DOI). Once registered on DOI website, user will be given access to NPS/DSC management software website.

D. All users will be required to have the following software packages:

1. Internet Explorer version 7 or later.

2. Adobe Acrobat Professional (Pro) version 9 or later.

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1.7 PROJECT MEETINGS

A. Preconstruction Conference: Before start of construction, Contracting Officer will arrange an on-site meeting with Contractor. Meeting agenda will include the following as a minimum:

1. Roles & Responsibilities / Lines of Authority

2. Park rules and regulations

3. Jobsite Safety

4. Resolution of comments on required Division 1 documents

5. Coordination of Subcontractors

6. Labor law application

7. Modifications

8. Payments to Contractor

9. Payroll reports

10. Contract time

11. Liquidated damages

12. Contractor Performance Evaluation

13. Display of Hotline posters

14. Notice to proceed

15. Correspondence procedures

16. NPS/DSC Project website

17. Acceptance/rejection of work

18. Progress meetings

19. Submittal procedures

20. NPS Final Accessibility Inspection

21. Environmental requirements

22. Permit requirements

23. As-constructed drawings/operation and maintenance (O&M) manuals.

24. Saturday, Sunday, holiday and night work.

25. Reference materials

26. Value engineering

27. Schedule of Values

B. Progress Meetings: Contracting Officer will schedule weekly meetings with Contractor.

1. Attendees: In addition to Government Representatives, each Contractor, Subcontractor, supplier, and other entity concerned with current progress or involved in planning, coordination, or performance of future activities shall be represented. Participants at meeting shall be familiar with Project and authorized to conclude matters relating to the Work.

2. Agenda: Review and correct or approve minutes of previous progress meeting. Review other items of significance that could affect progress. Meeting agenda will include:

a. Approval of minutes of previous meetings

b. Submittal status

c. Review of off-site fabrication and delivery schedules.

d. Requests for information (RFI) and other issues.

e. Modifications

f. Work in progress and projected.

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1) Status of required inspections (Special Inspections, Accessibility, etc.)

g. Inspections of work in progress and projected (Special inspections, Accessibility, etc.)

h. Construction Schedule update (provide updated Critical Path Method (CPM)).

i. Status of Project Record Drawings and O&M manuals.

j. Other business relating to work.

k. Permit requirements

C. Preinstallation Conferences: Conduct at Project site before each construction activity that requires coordination with other construction.

1. Attendees: Installer and representatives of manufacturers and fabricators involved in or affected by installation and its coordination or integration with other materials and installations that have preceded or will follow, shall attend meeting. Advise Contracting Officer of scheduled meeting dates.

2. Agenda: Review progress of other construction activities and preparations for particular activity under consideration, including requirements for:

a. Contract Documents

b. Options

c. Related RFIs

d. Related Change Orders

e. Purchases

f. Deliveries

g. Submittals

h. Review of mockups

i. Possible conflicts

j. Compatibility requirements

k. Time schedules

l. Weather limitations

m. Manufacturer's written instructions

n. Warranty requirements

o. Compatibility of materials

p. Acceptability of substrates

q. Temporary facilities and controls

r. Space and access limitations

s. Regulations of agency(ies) with jurisdiction

t. Testing and inspecting requirements

u. Installation procedures

v. Coordination with other work

w. Required performance results

x. Protection of adjacent work

y. Protection of construction and personnel

3. Record significant conference discussions, agreements, and disagreements, including required corrective measures and actions.

4. Reporting: Distribute minutes of meeting to each party present and to other parties requiring information.

5. Do not proceed with installation if conference cannot be successfully concluded. Initiate whatever actions are necessary to resolve impediments to performance of Work and reconvene conference at earliest feasible date.

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1.8 ENVIRONMENTAL COORDINATION

A. Contractor’s Environmental Manager: Designate on-site party responsible for overseeing Contractor’s conformance to environmental goals for project and implementing procedures for environmental protection.

1. Qualifications: Minimum 3 years Construction experience on projects of similar size and scope; with environmental procedures similar to this project; familiar with environmental regulations applicable to construction operations.

2. Responsibilities: Responsibilities shall include:

a. Compliance with applicable Federal, State, and local environmental regulations, including maintaining required documentation.

b. Implementation of Waste Management Plan (WMP).

c. Present overview of environmental issues and summarize site specific procedures relating to management plans at Preconstruction conference.

d. Training for Contractor personnel in accordance with position requirements.

e. Monitoring and documentation of environmental procedures.

B. Perform project quality control in accordance with requirements specified in Related Sections, including:

1. Quality Requirements

2. Regulatory Requirements

3. Noise and Acoustics Management

4. Construction Waste Management

C. Contractor’s Environmental Training Program: Contractor shall provide environmental training for workers performing work on project site. Training shall include:

1. Overview of environmental issues related to building industry.

2. Overview of environmental issues related to Project.

3. Review of site-specific procedures and management plans:

a. Construction Waste Management

b. Noise and Acoustics Management

4. Pollution Prevention (P2) practices: Submit evidence of familiarity with P2 practices.

5. Compliance with environmental regulations: As specified in Regulatory Requirements.

Submit Contractor 40 CFR (Code of Federal Regulations) employee training records upon request of Contracting Officer.

D. Provide documentation for environmental procedures as specified herein and in accordance with approved Waste Management Plan.

1.9 PERMITS

A. General:

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1. Permits and Responsibilities: Contractor shall, without additional expense to the Government, be responsible for obtaining necessary licenses and permits, and for complying with Federal, State and municipal laws, codes, and regulations applicable to the performance of the work. Contractor shall also be responsible for damages to persons or property that occur as a result of Contractor’s fault or negligence; and for materials delivered and work performed until completion and acceptance of the work.

2. For the purpose of this contract, Contractor will not be considered an agent of the Government. Contractor shall comply with appropriate Federal, State and local laws.

B. Potential Permits: Permits listed below were identified during the design process as likely to be required based on typical means and methods of construction. The list is provided to assist Contractor in determining which permits will be required for contract’s chosen means and methods. The list shall not be considered complete; it is the Contractors’ responsibility to determine means and methods and obtain required permits. Contractor shall obtain all permits required to legally conduct work.

1. No potential permits identified.

C. Coordination with Agency(ies) with Jurisdiction Issuing Permits

1. Coordination: Contact the Agency(ies) with Jurisdiction as needed and sufficiently in advance to avoid delaying work: Coordinate meetings, reporting requirements, inspections, and other requirements.

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