A06_-_Specifications.pdf

KINGS CANYON NATIONAL PARK

CEDAR GROVE

REHABILITATE CEDAR GROVE WATER SYSTEM

FOR RELIABLE POTABLE AND FIRE SOURCE

SEKI

PMIS NO. 203630

100% FINAL

PROJECT SPECIFICATIONS

NATIONAL PARK SERVICE

DENVER SERVICE CENTER

December 19, 2016

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TABLE OF CONTENTS

SECTION 00 01 10 - TABLE OF CONTENTS

PART 1 - CONTRACT, BIDDING REQUIREMENTS AND CONDITIONS OF THE CONTRACT

DIVISION 00 – PROCUREMENT AND CONTRACTING REQUIREMENTS

00 01 01 Cover Sheet 00 01 10 Table of Contents 00 41 00 Contract Price Schedule

PART 2 - TECHNICAL SPECIFICATIONS

DIVISION 01 - GENERAL REQUIREMENTS

01 11 00 Summary of Work 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 33 23 Submittal Procedures 01 35 13.22 Archeological Protection 01 35 23 Safety Requirements 01 35 25 Explosives 01 40 00 Quality Requirements 01 42 00 References 01 50 00 Temporary Facilities and Controls 01 56 39 Natural Resources Protection 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 01 78 23 Operation and Maintenance Data 01 79 00 Demonstration and Training 01 81 13 Sustainable Design Requirements for Non-LEED Projects

DIVISION 02 – EXISTING CONDITIONS

02 41 19 Selective Site Demolition

DIVISION 09 – FINISHES

09 90 00 Coatings and Painting

DIVISION 13 – SPECIAL CONSTRUCTION

13 34 19 Metal Building Systems

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TABLE OF CONTENTS

DIVISION 22 – PLUMBING

22 05 17 Openings and Penetrations 22 05 29 Pipe Support Systems 22 11 13 Facility Water Distribution Piping 22 32 26 Domestic-Water Slow Sand Filters

DIVISION 26 - ELECTRICAL

26 05 00 Electrical Work General 26 05 19 Wire and Cables 26 05 26 Grounding 26 05 29 Hangers and Supports for Electrical systems 26 05 33 Raceway and Boxes for Electrical Systems 26 05 53 Identification for Electrical Systems 26 24 16 Panelboards 26 27 26 Wiring Devices 26 56 00 Exterior Lighting

DIVISION 31 - EARTHWORK

31 10 00 Site Clearing 31 22 19.13 Spreading and Grading Topsoil 31 23 00 Excavation and Fill 31 23 16.13 Rock Removal 31 23 33 Trenching and Backfilling

DIVISION 32 –EXTERIOR IMPROVEMENTS

32 01 00 Exterior Improvement Restoration

DIVISION 33 - UTILITIES

33 05 24.23 Steel Pipe for Water Service 33 05 31.13 Polyvinyl Chloride Pressure Pipe 33 05 33.23 Polyethylene Pressure Pipe and Tubing (AWWA C901/C906) 33 14 19 Valves for Water Utility Service

DIVISION 40 – PROCESS INTEGRATION

40 61 13 Process Control System General 40 61 21 Process Control System Testing 40 61 96 Process Control Description 40 66 33 Process Control System – Conductors 40 67 00 Process Control Panels and Hardware 40 91 00 In-Line Liquid Flow Measuring Systems

PART 3 - APPENDICES

Appendix A: Geotechnical Report by Technicon

END OF SECTION 00 01 10

CONTRACT LINE

ITEM NUMBER

CONTRACT LINE ITEM (CLI) TITLE QUANTITY

UNIT OF

MEASURE

UNIT PRICE TOTAL PRICE

1 Mobilization and Demobilization 1 L.S. $ ‐

2 Install New Slow Sand Filter Steel Shelter 1 L.S. $ ‐

3 Install Two New Slow Sand Filters 1 L.S. $ ‐

Connect Existing Raw Water Pipe to Slow

Sand Filters 1 L.S. $ ‐

New Filtered Water Piping to Water

Treatment Building 1 L.S. $ ‐

6 New Drain Piping from Slow Sand Filters 1 L.S. $ ‐

Replace Existing Filtered Water Flow

Meter 1 L.S. $ ‐

8 Modify Treatment Building Piping 1 L.S. $ ‐

9 Install New SCADA System UPS 1 Ea. $ ‐

10 Upgrade SCADA Programming 1 L.S. $ ‐

11 System Startup & Commissioning 1 L.S. $ ‐

12 Demolish Aboveground Plastic Piping 375 L.F. $ ‐

OPTION A, Demolish Ex. Slow Sand Filters and Control Tanks 1 L.S. $ ‐

14 OPTION B, Miscellaneous Pipe Disposal 1 L.S. $ ‐

OPTION C, Furnish New Intake Screens and Replace Area Access Gate 1 L.S. ‐

OPTION D, Reprogram SCADA to Run Well

2 Only in Generator Mode 1 L.S. ‐

OPTION E, Deduct for Park Housing

Availability 1 L.S. ‐

PROJECT TITLE: Rehabilitate Cedar Grove Water System for Reliable Potable and Fire Source

SECTION 00 41 00 ‐ CONTRACT PRICE SCHEDULE

CONTRACT NUMBER: P13PC00103

PARK ‐ PMIS: SEKI ‐ 203630

DEVELOPED AREA: Cedar Grove

TOTAL PRICE FOR ALL OPTIONS (Contract Line Item Number 13 through 17) ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐

TOTAL PROPOSED PRICE ‐ BASE PLUS ALL OPTIONS (Contract Line Item Numbers 1 through 17) ‐‐‐‐‐‐‐‐‐‐‐

All measurement and payment information is included in the project specifications, Section 01 27 00.

Notice: Refer to FAR Clause 52.217‐5, Evaluation of Options, as prescribed in FAR 17. Offerors are required to submit, a minimum, an offer that conforms to the solicitation documents with pricing for Base line items and all option line items. Failure to do so may render the proposal unacceptable. On lump‐sum line items, provide the total price only. For all unit‐priced line items, provide the unit price and the extended total price.

If no specific line item exists for a portion of the work, include the costs in a related item. In case of error in calculation of extended prices, the unit price governs. In case of error in summation, the total of the corrected amounts govern. Round totals and extended prices to whole dollars. The

Government reserves the right to award any or no options at or after the time of award. At the option of the Government, the period for exercise of options at the proposed prices shall extend 180 calendar days from the date of award. Pricing will be evaluated based on what is determined to be the best value to the Government. Options may be exercised in any combination, order, or grouping deemed in the judgment of the Contracting

Officer to offer the best value to the Government.

TOTAL BASE PRICE (Contract Line Item Number 1 through 12) ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐

In addition to the offer that conforms to the solicitation documents, offerors are encouraged to submit alternate proposals that will result in cost savings to the Government. Such proposals shall clearly identity why the acceptance of the alternate proposal would be advantageous to the

Government, see FAR Clause 52.215‐1, Instructions to Offerors ‐ Competitive Acquisition‐Alternate II and DSC‐36 Clause (Instructions for Submission of Offers and Other Information) in Section L of the Solicitation.

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CPS ‐ 1

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091015 SUMMARY OF WORK

SECTION 01 11 00 - SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following:

1. Work covered by the Contract Documents.

2. Work phases.

3. Work under other contracts.

4. Contractor use of premises.

5. Public use of site.

6. Occupancy requirements for buildings.

7. Work Restrictions.

8. Special Construction Requirements.

9. Geotechnical Investigation Report.

1.2 WORK COVERED BY CONTRACT DOCUMENTS

A. Project Location: Cedar Grove area of Sequoia & Kings Canyon National Park, California.

B. The Work consists of the following:

1. The Work includes the installation of two (2) new slow sand filters, installation of a new overhead shelter and lighting for the filters, installation of associated piping, demolition of all aboveground plastic piping, piping modifications at the existing water treatment building, piping modifications for the existing 84,000 gallon tank, installation of a new UPS, reprogramming of the existing SCADA system, and startup and commissioning of the newly installed system. The work includes bid options for demolition of the existing slow sand filters and control tanks, disposal of miscellaneous plastic pipe near the treatment building, furnish two (2) new intake screens and replace access gate at headworks area, reprograming of the SCADA to run well no. 2 only while operating in generator mode, and a deduction for housing costs if Park housing is available for Contractor use.

2. All tanks and piping are to be pressure tested and disinfected, those that fail leak testing shall be sealed and retested in accordance with these Specifications.

3. The Contractor shall use best management practices for all excavations and underground piping/conduit installations.

4. The Contractor shall ensure that new control and instrumentation components are compatible and appropriately sized to support the water treatment system.

5. The Contractor shall ensure that all materials, equipment, equipment installation and construction will produce a fully functional water treatment system that is capable of operation with minimal control as designed.

6. The Contractor is responsible for all site clearing and grubbing, including falling of trees designated for removal and approved by the NPS Forester.

7. The Contractor shall fine grade and restore site surfaces as depicted in the Drawings.

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8. The Contractor shall cleanup, repair, and restore areas temporarily used during construction to their original condition.

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

1.3 WORK PHASES

A. The Work shall be conducted in phases in the below order, with each phase substantially complete before beginning the next phase. Purpose of phasing is to minimize service outages/temporary services and impacts to adjacent property owners during construction. Note that local weather conditions will have greater impact to some of the phases with respect to the State of California SWPPP permitting and monitoring and should be considered in the approach and scheduling of work. Modification to phasing may be considered if benefits can be demonstrated that achieve fundamental purpose of phasing.

Phase I: New Slow Sand Filters and Overhead Structure – Installation of complete pre-engineered steel structure, slow sand filters, wiring, and piping ready for startup and commissioning. During this phase, the existing slow sand filters are to remain in operation until the new filters are installed, fully commissioned and approved for operation by the Agency Having Jurisdiction (AHJ). To facilitate this, filter water piping for the new filters shall remain unconnected from the existing water treatment system until such approval by the AHJ and Contracting Officer is received. This phase includes soil stabilization requirements based on the NPS’s standard BMP’s and approved SWPPP/permit.

Phase II: Treatment Building Modifications – Replacement of the existing water flow meter, modification or replacement of all piping, as indicated in the Drawings, within the treatment building, install of new panel, UPS, conduit and conductors, and reprogramming of the SCADA system. Items included in Phase II may be completed simultaneously with Phase I construction activities. It is the Contractor’s responsibility to ensure that piping modifications are completed in a manner resulting in minimal impact to the Park’s potable and fire water service.

Phase III: Startup and Commissioning – Pressure testing and disinfection of new slow sand filter piping and 84,000 gallon storage tank; Startup of the new slow sand filters, piping and associated appurtenances; during initial startup of the slow sand filters, filtered water is to be wasted until otherwise approved by the Contracting Officer. Field testing and commissioning of completed SCADA, PLC and HMI programming changes.

Phase IV: Site Demolition

(Base Bid) Demolition of the existing aboveground piping

(Bid Option) Demolition of the existing slow sand filters and control tanks

Phase V: Miscellaneous Sitework

(Base Bid) Restore surfaces of all exterior improvements, damaged by construction activities, to their original condition prior to Substantial Completion and demobilization from site.

(Bid Option) Remove and dispose of loose lengths of pipe located within the project area, as designated on the Drawings; provide new Sheep Creek surface water intake screens; replace the

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entry gate at the Sheep Creek surface water intake structure and impoundment; and reprogram SCADA system to run Well 2 only in generator mode. These construction activities can be completed simultaneously with other phases of this project, prior to substantial completion.

Phase VI: Substantial Completion

1.4 CONTRACTOR USE OF SITE

A. General: Contractor shall have full use of the site for construction operations during the construction period.

1. Contractor's use of the site is limited only by the Government's right to perform work.

2. Park Archeologist is required to be on site during all excavation, contractor’s weekly meeting two week look ahead must specifically address ground disturbance coordination.

During excavation if any items encountered are of potential archeological importance, contractor will stop work in that location and relocate work effort to other parts of the project until the site is cleared by the NPS.

B. Storage of Materials: Confine storage of materials to the area designated by the Government.

C. Preservation of Natural Features:

1. All equipment shall be power washed and inspected prior to entering the Park to ensure it is free of non-native weeds and/or seeds. In addition sources of imported rock, sand, gravel, and soil shall be inspected for invasive non-native plants, weeds and/or seeds. The Contractor shall submit a list of proposed sources, end use and temporary storage requirements for imported material, 30 calendar days prior to delivery. Imported material shall be free of non-native weeds and/or seeds. Imported material shall be shipped directly from the source to the Park without intermediary storage or staging. Shipping vessels shall be covered to prevent spillage or blowing of their contents while in transit.

2. Prior to mobilizing equipment to the project site, Contractor shall notify NPS two (2) weeks prior so that arrangements can be made for removal of invasive weeds within work area.

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

4. Provide temporary barriers to protect existing trees and plants and root zones as specified in Section 01 56 39 “Temporary Tree and Plant Protection”.

5. Do not remove, injure, or destroy trees or other plants without prior approval. Consult with Contracting Officer and remove agreed-on roots and branches that interfere with construction.

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

7. Disposing of materials including, but not limited to paint, paint thinner, fiberglass materials, fiberglass thinners, concrete or cement residue, washings from cement or concrete mixers or any other material considered harmful by the Contracting Officer is prohibited anywhere in the project area.

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

9. Erosion control measures will be in accordance with the Park’s BMP’s, excelsior or coir fiber products in erosion control blankets and sediment logs, jute or cotton as netting in erosion control blankets. NO “certified weed free” products. NO plastic netting products.

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10. The NPS will conduct re-vegetation and restoration of the project area post project completion. Contractor is responsible for erosion control and stabilization of each area as specified in construction drawings and in accordance with the Park’s BMP’s; lastly in accordance with State of California General Construction SWPPP Permit.

D. Driveways and Entrances: Keep driveways and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles at all times. Do not use these 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.

E. Construction Camp: Establishment of a camp will not be permitted.

F. Hauling Restrictions: Comply with all legal load restrictions in the hauling of materials. Load restrictions on park roads are identical to the 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.

1.5 PUBLIC USE OF SITE

A. Contractor shall at all times conduct his operations to ensure the least inconvenience to the public.

1.6 OCCUPANCY REQUIRMENTS FOR BUILIDINGS

A. Existing Buildings

1. Partial Government Occupancy: Government will occupy the premises during entire construction period, with the exception of areas under construction. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform the Work so as not to interfere with Government’s operations. Maintain existing exits, unless otherwise indicated.

a. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from the Contracting Officer (CO).

1.7 CONDUCT OF OPERATIONS

A. At all times the contractor shall conduct his operations in conformance with the rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by the Park Superintendent.

B. Work on Saturdays, Sundays, Federal holidays or at night may not be performed without prior consent from the Contracting Officer. Submit requests 48 hours in advance of the work to the Contracting Officer for approval.

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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 8:00 a.m. to 4:30 p.m., Monday through Friday, except when otherwise indicated. Extension of work hours may be authorized to allow for ten (10) hour work days with noise restrictions upon request and approval by Contracting Officer.

1. Weekend Hours: Work shall generally be avoided during the weekend, Saturday and Sunday, except when otherwise indicated and approved by the Contracting Officer.

2. Early Morning Hours: Work shall generally be avoided during the early morning hours, prior to 8:00 am, except when otherwise indicated and approved by the Contracting Officer.

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 days in advance of proposed utility interruptions.

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

3. Hours for Utility Shutdowns: Hours for utility shutdowns shall be minimized where possible and shall not exceed one day, unless otherwise approved by the Contracting Officer.

1.9 SPECIAL CONSTRUCTION REQUIREMENTS

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

1. See Section 01 31 00 “Project Management and Coordination” for requirements on using the Project Website.

B. The Contractor shall inspect, remove and properly dispose of invasive plant seeds and plant parts found on all clothing, boots, tools and camping equipment. Disposal consists of removing seeds and plant parts from clothing and equipment at a spot near the infestation, or bagging the seeds and plant parts and disposing in bagged garbage.

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1.10 GEOTECHNICAL INVESTIGATION REPORT

A. A geotechnical investigation report has been prepared by Technicon, LLC.

B. A copy of the report is available to all plan holders with this package and is included here in the Appendices.

C. If conflicts occur between the report and drawings or specifications, the drawings and specifications govern.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION (Not Used)

END OF SECTION 01 11 00

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031414 CONTRACT MODIFICATION PROCEDURES

SECTION 01 26 01 – CONTRACT MODIFICATION PROCEDURES

PART 1 - GENERAL

1.1 SUMMARY

A. The work of this section consists of administrative and procedural requirements for contract modifications.

1.2 DEFINITIONS AND ALLOWANCES

A. Home Office Overhead: Those 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 the preparation of modifications will not be allowed. The 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, 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)

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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: These are 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 the 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: This is the hourly rate paid directly to the worker

b. Labor Burden: Employer payments of all applicable burdens, this includes insurance and taxes that 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) FUTA– Cap Rate and percentage to be proportionally allocated over one year.

5) 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 the contractor from claims resulting from bodily injury or property damage to a third party. Include this 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 that the contractor will pay the labor and material costs they have incurred. Banks and Insurance companies charge a premium for each individual project based on a sliding scale which relates to the size of the project. Include this as a separate line item in modification proposals and provide current company bonding rates upon request.

H. Builder’s Risk Insurance: This covers the contractor’s loss due to fire, high winds, or other natural forces. This is 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. Your proposal must be received in the format and within the time frame specified in the Request for Proposal letter. Costs or delays resulting from failure of contractor to submit within the time frame specified will not be compensable.

2. The proposal must 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 that that 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 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#ct

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own form, provided that it contains the same information and level of detail as the Gov’t provided form.

3. Requests for extensions of contract time as a result of this change must be justified with a Time Impact Analysis (TIA). Refer to Division 01 Specification, “Construction Schedule”, for time impact analysis requirements. TIA and associated costs must 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 the 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 upon request.

5. Contractor must review and approve all subcontractor/supplier pricing in detail for proper format, scope, production rates, and pricing prior to submission to the 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 the cost of labor by itemizing each craft involved, indicating worker hourly rate (base rate + labor burden + fringe benefits) for each and itemizing the hours required for each craft that will be directly engaged in modification work.

Any work proposed that will require overtime work or premium pay shall be itemized separately. All 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, 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. The labor cost for foremen shall only be costs for related work required for the modification.

C. Materials:

1. The estimated cost for materials shall include quotes from multiple sources. Material prices must include all 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 the NPS.

D. Equipment:

1. Equipment used for the project must be appropriately sized for the 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 must be broken out separately.

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

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

b. Construction Blue Book

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

4. The estimated equipment rates shall include the operating costs of all fuel, oil, lubrication, supplies, small tools, necessary attachments, ground engaging components, tires & tracks, routine repairs and maintenance (cost of major repair and overhaul is not allowed per 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 the full rate for equipment only for the duration that the equipment will be utilized to accomplish the work of the modification.

6. Standby unit rates used are to be in accordance with paragraph 1.3, D, 2, above. If the US Army Corp of Engineers is utilized then their standby rates prevail. If Bluebook or local equipment pricing is accepted, then ½ of the 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, the established standby rate shall apply from the first day of the delay.

8. Equipment that is not used and on the jobsite for up to five consecutive days may be classified at standby rates, provided that the equipment is or has been used solely to perform work on the modification and will be necessary to complete additional modification work. Equipment that is 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…………………5.00%

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, than the partnership may only receive home office overhead and profit in the same amount as an individual contractor (refer to par 1.3,E,1 above). It is the responsibility of the partners to decide on the division of revenue.

4. Combined Increases and Decreases: On proposals involving both increases and decreases in the Contract Price, the overhead and profit mark-ups are required on the 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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082714 DEFINITION OF CONTRACT LINE ITEMS

SECTION 01 27 00 – DEFINITION OF CONTRACT LINE ITEMS

PART 1 - GENERAL

1.1 SUMMARY

A. The intent of this section is to explain, in general, what is and what is not included in a contract line item, and the limits or cut-off points where one item ends and another begins.

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

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 LIST OF CONTRACT LINE ITEMS

A. Contract Line Item No. 1, Mobilization and Demobilization.

1. This item consists of moving excavators, loaders, trucks, pumps, equipment, materials, power, labor, fuel, tools and incidentals necessary to do the work, and removing all such equipment, materials, tools, and incidentals, and final site cleanup upon completion of the work. This item also includes all required equipment and vehicle cleaning for certification as weed and seed free prior to entering park boundaries.

2. Measurement for payment will be by lump sum.

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

B. Contract Line Item No. 2, Install New Slow Sand Filter Steel Shelter.

1. This item consists of all materials, labor and equipment required for complete install of the new slow sand filter steel shelter and associated components as shown in the Drawings.

Included in this item are:

a. All excavation, fill, and site grading for steel shelter foundation and slow sand filter concrete pad.

b. Concrete, reinforcing and other appurtenances necessary for install of the steel shelter foundation and slow sand filter concrete pad.

c. Design, engineering calculations and specified submittals for the steel shelter.

d. Steel supports, roofing and finishes, where specified, for the steel shelter.

e. Conduit, conductors, and grounding to the steel shelter for panels, exterior lighting, and power receptacles.

f. Lighting panels, exterior lighting and power receptacles at the steel shelter.

g. Quality assurance testing and field testing as specified in the Documents and as shown on the Drawings.

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2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

C. Contract Line Item No. 3, Install Two New Slow Sand Filters.

1. This item consists of all materials, labor, equipment and other incidentals necessary to provide two new slow sand filters ready for operation. Also included in this item:

a. Slow sand filter tanks.

b. Underdrain piping.

c. Inlet, discharge and drain piping.

d. Valves, sight tubes, pressure gauges, rotameters, and other appurtenances shown in the Drawings.

e. Filter media and media support layers.

2. This item also includes reinstating the existing 84,000 gallon water storage tank for finished water service. This Work consists of all materials, labor equipment and other incidentals necessary to reconnect the 84,000 gallon tank to the finished water distribution system and cleaning and disinfection of the tank interior prior to use for potable water storage.

3. Measurement for payment will be made at the contract lump sum price upon completion of the Work specified in this contract line item to the satisfaction of the Contracting Officer.

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

D. Contract Line Item No. 4, Connect Existing Raw Water Pipe to Slow Sand Filters.

1. This item consists of all material, labor, and equipment associated with the trenching, pipe bedding, installing new raw water piping, backfilling, surface restoration, as well as, any other activities necessary to connect the existing raw water pipe to the new slow sand filters.

2. Measurement for payment will be by lump sum.

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

E. Contract Line Item No. 5, New Filtered Water Piping to Water Treatment Building.

1. This item consists of all material, labor, and equipment associated with the trenching, pipe bedding, installing new filtered water piping, backfilling, surface restoration, as well as, any other activities necessary to connect the new filtered water piping to the water treatment building.

2. Measurement for payment will be by lump sum.

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

F. Contract Line Item No. 6, New Drain Piping from Slow Sand Filters.

1. This item consists of all material, labor, and equipment associated with the trenching, pipe bedding, installing new drain water piping, backfilling, surface restoration, as well as, any other activities necessary to connect drain piping from the new slow sand filters to the existing water treatment building drain.

2. Measurement for payment will be by lump sum.

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

G. Contract Line Item No. 7, Replace Existing Filtered Water Flow Meter.

1. This item consists of all materials, labor and equipment necessary to furnish and install complete a new magnetic flow meter on the filtered water pipe within the water treatment building.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

H. Contract Line Item No. 8, Modify Treatment Building Piping.

1. This item consists of all materials, labor and equipment necessary to modify the existing piping inside the water treatment building as shown in the Drawings.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

I. Contract Line Item No. 9, Install New SCADA System UPS.

1. This item consists of all materials, labor and equipment necessary to install a new UPS for the SCADA system, complete with enclosure, conduit, conductors, and other appurtenances as shown in the Drawings.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

J. Contract Line Item No. 10, Upgrade SCADA System Programming.

1. This item consists of labor and incidentals necessary to upgrade the SCADA system programming at the water treatment building in accordance with these specifications.

Upgrades to the existing SCADA system programming includes:

a. Modify level set points to prioritize surface water use over ground water; and to minimize overall run time of the existing ground water well pumps.

b. Alternating lead/lag operation of the existing ground water well pumps.

c. Flow-paced disinfection – utilize total water flow to automatically adjust sodium hypochlorite addition to filtered surface water and ground water within the water treatment building.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

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K. Contract Line Item No. 11, System Startup & Commissioning.

1. This item consists of all Work services for complete startup and commissioning of the slow sand filter system, steel shelter, lighting, instrumentation and SCADA system programming.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

L. Contract Line Item No. 12, Demolish Aboveground Plastic Piping.

1. This item consists of demolition, removal and disposal of all existing aboveground plastic piping outside the water treatment building as shown in the Drawings. This item includes demolition of the existing filtered water flow meter, located near the fire standpipe outside the water treatment building.

2. Measurement for payment will be made for all aboveground plastic piping, regardless of size, in actual linear feet satisfactorily removed in accordance with these specifications and as shown the Drawings. Demolition of piping shall be measured along the centerline without deduction for valves and fittings.

3. Payment will be made at the contract price per lineal foot.

M. Contract Line Item No. 13, Bid Option A, Demolish Ex. Slow Sand Filters and Control Tanks.

1. This item consists of the demolition, removal and disposal of the existing slow sand filters, control tanks, filter media, underdrain piping, and all other miscellaneous piping, fittings, valves and appurtenances as shown on the Drawings and where not included in other contract line items.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

N. Contract Line Item No. 14, Bid Option B, Miscellaneous Pipe Disposal.

1. This item consists of the removal and disposal of all loose lengths and coils of plastic piping located at the project site as indicated in the Drawings.

2. Measurement for payment will be made for all plastic piping, regardless of size, in actual linear feet removed from the Work site. Lengths of piping removed shall be measured along the centerline.

3. Payment will be made at the contract price per lineal foot.

O. Contract Line Item No. 15, Bid Option C, Furnish New Intake Screens and Replace Area Access Gate.

1. This item consists of all materials, labor, equipment and other incidentals necessary to furnish two (2) new stainless steel intake screens and to install a new area access gate at the Sheep Creek surface water intake and impoundment.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

P. Contract Line Item No. 16, Bid Option D, Reprogram SCADA to Run Well 2 Only in Generator Mode.

1. This item consists of additional labor required to modify and reprogram the water treatment building control system so as to limit operation to only run Well No. 2 while in “Generator Mode”.

2. Measurement for payment will be made at the contract lump sum price upon satisfactory completion of the Work specified in this contract line item in accordance with the specifications and as shown in the Drawings.

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

Q. Contract Line Item No. 17, Bid Option E, Deduct for Park Housing Availability.

1. This item provides a deduction to the base contract price bid in the case that Park housing is available, located near the Work site. The deduction shall account for reductions in overall project costs from Contractor housing, travel to and from the Work site, and any other potential project savings.

2. If selected, measurement for payment will be made at the contract lump sum price and shall be deducted from the overall project contracted price at such time as Park housing becomes available.

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

END OF SECTION 01 27 00

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091015 PROJECT MANAGEMENT AND COORDINATION

SECTION 01 31 00 - PROJECT MANAGEMENT AND COORDINATION

PART 1 - GENERAL

1.1 SUMMARY

A. This 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/DSC SharePoint 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 CONSTRUCTION COORDINATION

A. Coordination: Coordinate construction operations included in different Sections of the 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 the 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 adequate provisions to accommodate items scheduled for later installation.

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 all 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.

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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, the following:

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.

9. Commissioning activities.

1.3 SUBMITTALS

A. Division 01 documents: The following items shall be submitted a minimum of one week prior to the Preconstruction Conference. Contracting Officer will notify Contractor of tentative date for the Pre-Construction Conference.

1. Letter designating Project Superintendent.

2. Construction Schedule.

3. A comprehensive breakdown of the 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. Satisfactory evidence of liability insurance coverage and workman’s compensation for the

Contactor and all subcontractors.

8. Waste Management Plan.

9. Quality Control Plan.

10. Temporary Storm Water Pollution Prevention Plan (SWPP or UPPP).

11. Contractors Commissioning Plan.

B. All items listed must be provided to the Contracting Officer before the Pre-Construction Conference is held. If all of these documents have not been received one week prior to the scheduled Pre-Construction Conference date, the conference will be cancelled, Notice to Proceed will not be issued, and the Contracting Officer will consider other contractual remedies. Work shall not commence until written Notice to Proceed has been issued.

1.4 REQUESTS FOR INFORMATION (RFIs)

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

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1. CO 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 the RFI: Include a…