Repair_Failed_Wall_McDowell_Road_Final_Specifications_Rev002.pdf

GOGA – 173060B

K/J Job No. 1372006.00 © K/J 2015

PROJECT MANUAL

INCLUDING SPECIFICATIONS

FOR

GOLDEN GATE NATIONAL RECREATION AREA

SAN FRANCISCO

REPAIR OF FAILED WALL McDOWELL ROAD

FORT MASON

NATIONAL PARK SERVICE

PACKAGE NO. GOGA PMIS 173060B

JULY 2015

KENNEDY/JENKS CONSULTANTS

303 SECOND STREET, SUITE 300 SOUTH

SAN FRANCISCO, CA 94107

415-243-2150

JOB NO. 1372006.00

GOGA – 173060B

K/J Job No. 1372006.00 © K/J 2015

TC-1

TABLE OF CONTENTS

PROJECT MANUAL

DIVISION 0: BIDDING REQUIREMENTS, CONTRACT FORMS, CONTRACT CONDITIONS

SPECIFICATIONS

DIVISION 1: GENERAL REQUIREMENTS

01100 Contract Modification Procedures 01110 Summary of Work 01270 Definition of Bid Items 01310 Project Meetings 01320 Schedules and Inspections 01330 Submittals 01360 Accident Prevention 01420 Reference Standards 01430 Contractor Quality Control 01510 Temporary Services 01520 Field Offices and Sheds 01540 Traffic Control 01560 Barriers 01570 Temporary Controls 01571 Noise and Acoustics Management 01572 Temporary Storm Water Pollution Prevention 01600 Material and Equipment 01720 Field Engineering 01770 Project Closeout

DIVISIONS 2 THROUGH 17: TECHNICAL SPECIFICATIONS

DIVISION 2: SITE WORK

02050 Demolition 02200 Site Preparation 02301 Earthwork 02465 Drilled, Cast-in-Place Concrete Piers 02700 Paving and Surfacing

DIVISION 3: CONCRETE

03100 Concrete Forms and Accessories 03150 Concrete Accessories 03200 Concrete Reinforcement and Reinforcement Supports 03300 Cast-in-Place Concrete 03305 Hot Weather Concreting 03306 Cold Weather Concreting 03330 Concrete Curing and Protection

(Continued)

GOGA – 173060B

K/J Job No. 1372006.00 © K/J 2015

TC-2

03350 Concrete Finishes

DIVISION 16: ELECTRICAL

16000 Electrical Work

APPENDICES

A Geotechnical and Geological Services Repair of Concrete Wall Along McDowell Road B Summary of Soil Sampling and Analytical Testing

END OF TABLE OF CONTENTS

GOGA-173060B CONTRACT BID SCHEDULE

CONTRACT BID SCHEDULE

GOLDEN GATE NATIONAL RECREATION AREA

FORT MASON

PACKAGE NO. GOGA 173060B

FORT MASON

Submit bid for all items; failure to do so may render the bid non-responsive. On lump sum bid items, provide total price only; on unit price bid items, provide the unit price and the extended amount of bid. If no bid item exists for a portion of the work, include the costs in a relative bid item. In case of error in extension of prices, unit price governs. In case of error in summation, the total of the corrected bid amounts governs.

ITEM NO. ITEM QUANTITY & UNIT UNIT AMOUNT

SECTION OF MEASURE PRICE OF BID

BASE BID

1 Mobilization and Demobilization 1 LS @ $ =$ 01270

2 Drilled, Cast-in-Place Concrete Piers 284 LF @ $ =$ 01270

3 Foundations (Pile Caps/Grade Beams) 27 CY @ $ =$ 01270

4 Concrete Suspended Roadway Slab 52 CY @ $ =$ 01270

5 Concrete Barrier Wall 60 LF @ $ =$ 01270

6 AC Roadway Pavement 333 SY @ $ =$ 01270

7 Demo & Remove Barrier Wall 60 LF @ $ =$ 01270

8 Electrical and Lighting LS @ $ =$ 01270

TOTAL BASE BID (Items 1-8) =$

GOGA-173060B CONTRACT BID SCHEDULE

ITEM NO. ITEM QUANTITY & UNIT UNIT AMOUNT

SECTION OF MEASURE PRICE OF BID

BID OPTION 001 - ADDED BID ITEM NO. 1 (Item 9)

9 Added piers, grade beam, slab, wall, 1 LS @ $ =$ 01270 pavement, demo, excavation, etc.

TOTAL BID OPTION 001 – ADDED BID ITEM NO. 1 (Item 9) =$

BID SUMMARY

BASE BID (Items 1-8) =$ BID OPTION 001 – ADDED BID ITEM NO. 1 (Item 9) =$

TOTAL BID (Items 1-9) =$

Award will be made to one Bidder with the instruction to Bidders.

*Some of the above quantities used in this bid schedule have been estimated for bidding purposes only; no minimum quantity guaranteed. See Contract Clause 52.211-18 "Variation in Estimated Quantity.

END OF SECTION

GOGA-173060B 01100-1

CONTRACT MODIFICATION PROCEDURES

SECTION 01100

PART 1 GENERAL

1.1 SUMMARY

A. The work of this section consists of administrative and procedural requirements for contract modifications at the Contract level.

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)

GOGA-173060B 01100-2

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.

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

GOGA-173060B 01100-3

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 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). 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.

GOGA-173060B 01100-4

4. All supporting documentation used to justify the proposed modification will be made available to the Contracting Officer’s Representative 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

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

4. The estimated rental rates shall include the cost of all fuel, oil, lubrication, supplies, small tools, necessary attachments, ground engaging components, tires & tracks, routine repairs and maintenance (cost of major overhaul is not included), 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 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

GOGA-173060B 01100-5

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. The following percentages establish the maximum allowable markups (OH&P) for contractor self-performed work:

Overhead………………10% Profit………………5%

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.

PART 2 PRODUCTS NOT USED.

PART 3 EXECUTION NOT USED.

PART 4 MEASUREMENT AND PAYMENT NOT USED

GOGA-173060B 01110-1

SUMMARY OF WORK

SECTION 01110

1 .1 SUMMARY

A. This Section includes the following:

1. Work covered by the Contract Documents.

2. Work under other contracts.

3. Contractor use of the site

4. Contractor access and use of site

5. Public use of site

6. Work Restrictions.

7. Special Construction Requirements.

8. Permits

9. Construction Materials

10. Traffic Management Plan

11. General Construction Plan

12. Hazardous Materials

13. Field Verification

14. Storm Water Pollution Prevention Plan

1.2 WORK COVERED BY CONTRACT DOCUMENTS

A. Project Location: The project location will be in the Golden Gate National Recreation Area (GGNRA). The project location is in Fort Mason along McDowell Road between Van Ness Avenue and Laguna Avenue in San Francisco, CA.

B. Project Background: McDowell Road is a major pedestrian road and walkway between the Golden Gate National Recreation Area and the San Francisco Maritime Historical Park located on the north side of Fort Mason adjacent the San Francisco Bay. The road is a pedestrian and bicycle high-traffic, heavy utilized area both on a daily basis and particularly during special events such as Fleet Week and Independence Day. The retaining wall and roadway were constructed on a steep section of cliff above the San Francisco Bay. The road and retaining wall are located just beneath Black Point Fortifications. The roadway is in poor condition and presents hazards and requires regular repairs and a portion of the road and barrier wall failed in 2011.

C. The Work consists of the following:

1. The Work includes the scope provided by NPS in the individual project statements. This project requires the replacement of a portion of the road and barrier wall and structural stabilization of the road and barrier wall to prevent further loss of the roadway section with minimum intrusion into the adjacent remaining features.

2. The Work includes the repair of the failed road and wall of McDowell Road in Ft.

Mason, including: the demolition of portions of the damaged asphalt roadway pavement and subgrade; demolition of portions of the damaged barrier wall; demolition of the existing electrical and lighting manhole and ductbank; demolition and replacement of the existing United States Army Corps of Engineers Survey Monument; layout and drilling

GOGA-173060B 01110-2

of the cast-in-place concrete piers; layout and construction of the reinforced concrete pile caps, grade beams, and structural suspended slab between grade beams; layout and construction of the reinforced concrete barrier wall; subgrade preparation and reconstruction of the asphalt roadway and placement of asphalt pavement over the structural concrete slab. Project earthwork is unbalanced and requires disposal of unsuitable materials and importation of suitable material for fill.

3. The road is owned and operated by the National Park Service (NPS), a federal government agency, as part of the transportation network serving Fort Mason and the Aquatic Park, lands owned and administered by the Golden Gate National Recreation Area (“GGNRA”). The GGNRA is the “Owner” in these contract specifications and an operating unit of NPS.

4. In addition to its current operational status, the road and barrier wall are also certified historic structures subject to certain historic preservation standards and regulations regarding maintenance and improvements on or adjacent to the road.

5. The road and wall are also located in a parkland environment with protected natural resources, including wildlife and vegetation, with certain natural resource protection standards and regulations regarding maintenance and improvements on or adjacent to the road and wall.

6. A Construction Schedule laying out project start and completion dates along with scope tasks shall be submitted per the Spec Section 01320 “Schedules and Inspections.”

7. All Work shall be performed during the seasonal periods between the months of November and June.

8. The Contractor shall limit Work to areas inside the Contractors Work Areas shown on the drawings as much as possible and maintain pedestrian, bicycle, and emergency vehicle access around the construction work area. Coordinate with the COR any complete shutdown of McDowell Road requiring detour of traffic.

D. Project will be constructed under a single Contract.

1.3 WORK UNDER OTHER CONTRACTS

A. General: The National Park Service and/or facilities-based partners of the National Park Service may, during the course of this Contract, have other construction work in progress within the park and near this project site. The Contractor shall work with the Contracting Officer’s Representative (COR) and others as necessary to minimize impacts and coordinate activities of the work. The Contractor shall maintain access to McDowell Road at all times.

1 .4 CONTRACTOR USE OF SITE

A. The Contractor’s use of the premises is restricted to the designated work area. Materials and equipment must be stored inside the work area. Maintain all equipment and materials within lockable fence and provide 6’-0” temporary panel fence around the work area (See Section 01560, Barriers)

B. Contractor personnel shall comply with all Federal and State law and regulations, including the Golden Gate National Recreation Area Superintendent‘s Compendium. Any exception must be specifically justified and approved in writing by the Superintendent or his designee.

C. Temporary facilities include: portable toilets rented by the contractor and cleaned on a weekly or as-needed basis by the contractor.

GOGA-173060B 01110-3

D. Storage of Materials: Confine storage of materials to the pre-approved staging areas identified on the contract drawings.

E. Public Safety: Fort Mason is an urban environment with continuous visitor presence. The safety of all persons at the site is of utmost importance. The Contractor shall at all times conduct their operations such that safety of all persons at the site is ensured.

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

G. The Park will not be closed to the public during construction. Maintain access for National Park Service administrative and other official business throughout the construction phase.

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

I. Contractor Identification: Contractor shall carry identification at all times (i.e. Drivers License & Business Card). In addition, proper vehicle identification shall also be required (i.e. card on dash with company, personnel name, and California identification number).

J. Protection of Historic Features: The Golden Gate National Recreation Area contains many project locations which are highly sensitive sites, and may contain historical resources. The Contractor shall closely follow the plans shown, and alert the COR immediately of any major deviations. A short start-up meeting with the COR will be required prior to beginning work.

Confine all operations to work limits of the project. Prevent damage to historic features that lie within the work limits, including but not limited to historic buildings and features, archeological resources including features both above and below grade, cultural landscapes and features including plantings, manhole covers, gutters, paving, drainage features, utilities, walkways, etc.

Protect historic features from damage due to the work of this contract. Application of spray paint or any permanent markings to site features is prohibited. (Only chalk based paint or crayon should be used).

K. Preservation of Natural Features:

1. Prevent damage to natural surroundings. Restore damaged areas as directed and approved by the Contracting Officer (CO), at no additional expense to the Government.

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

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

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

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

6. Take measures to prevent equipment from compacting soils adjacent to or within the construction zone that will not be displaced by a constructed facility such as the parking lot.

7. All geologic and fossil materials within the park are protected. Avoid disturbing soils or rock within or outside the project are, except as specified in the contract documents or as directed by the CO.

8. Keep operations to inside the temporary K-railing and chain link fence barrier separating the Contractor’s work area from the pedestrian areas of McDowell Road.

L. Tree Preservation:

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

GOGA-173060B 01110-4

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

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

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

M. 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.

N. Vehicle and Equipment Precautions: All vehicles and equipment entering the project area must be clean of noxious weeds and free from oil leaks and are subject to inspection. Wash all construction equipment to thoroughly remove all dirt, plant, and other foreign material prior to entering the project. Particular attention must be shown to the under carriage and any surface where soil containing exotic seeds may exist. These efforts are critical to prevent the introduction and establishment of non-native plant species into the project area. Make arrangements for the biological monitor to inspect each piece of equipment before entering the project. Vehicles should be cleaned prior to leaving the project site.

O. Protection of Historic Features: Fort Mason is a highly sensitive site, which contains historical resources. The Contractor shall closely follow the plans shown, and alert the COR immediately of any major deviations. A short start-up meeting with the COR will be required prior to beginning work. Confine all operations to work limits of the project. Prevent damage to historic features that lie within the work limits, including the historic buildings, manhole covers, gutters, paving, drainage features, etc. Protect from damage due to the work of this contract. Application of spray paint or any permanent markings to site features is prohibited. Access to McDowell Road shall be maintained at all times. The Contractor will be responsible for ensuring that the work area security gates are locked when not in use.

P. Fire Department Coordination: The Contractor shall coordinate with both the NPS maintenance division and the San Francisco Fire Department to provide a minimum of 2 weeks in advance of any shutdown or detour on McDowell Road.

Q. Existing Utilities: Electrical power shutdowns for the lighting circuits along McDowell Road are required to perform the work under this contract. The Contractor shall coordinate with the COR for all work and shutdowns.

R. 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.

S. Construction Signage: The Contractor is allowed to post one construction sign to identify the project during construction. The sign must meet the guidelines identified by the National Park Service Presidio Tenant Sign Policy, 1997 and be approved by NPS prior to installation.

GOGA-173060B 01110-5

T. Documenting Existing: Prior to commencing the Work, tour the site with the COR. Examine and document photographically and in writing the condition of existing roads, equipment, improvements, and landscape planting on or adjacent to the site. This record shall serve as a basis for determination of subsequent damage due to the Contractor's operations and shall be signed by all parties making the tour. Record existing conditions on photographs and provide a complete set of the photographs to the COR.

1 .5 CONTRACTOR ACCESS AND USE OF SITE

A. Contractor shall maintain control of the site during the period of construction by creating perimeter control through fences or other means.

B. Contractor shall provide OSHA and other required postings regard safety at the site

C. All Contractor employees and subcontractor employees shall be advised of the rules and regulations of the National Park Service.

D. Contractor and subcontractor vehicles not required on the worksite itself shall be parked in a location to be reviewed and approved by NPS.

E. A hot work permit is required for any cutting, welding or heat gun work No open flame torch work will be allowed. The permit will be issued by the NPS Fire Inspection office to the Contractor and will be good through completion of work. The Contractor will be responsible for ensuring that all workers and subcontractors follow permit conditions.

1 .6 PUBLIC USE OF SITE

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

Building and/or Road closures may be permitted, when required, upon specific approval of Contracting Officer at least 10 calendar days in advance for a maximum of 5 calendar days at a time.

B. Emergency Vehicle Access: Contractor must maintain access for emergency vehicles at all times unless specifically exempted as a condition within the project contract. Any exemption should be limited to minimal temporary delays and include notification to park dispatch. Contractor will stop all work as necessary to allow passage of emergency vehicles and direct traffic flow to accommodate immediate passage of these vehicles. For those projects in which trenching is required, the Contractor shall have a sufficient number of steel plates on hand to bridge any gap necessary for emergency vehicle access.

1 .7 WORK RESTRICTIONS

A. On-Site Work Hours: The 40 hour work week shall be generally performed during normal business working hours of 7 a.m. to 5:30p.m., Monday through Thursday, except when available daylight does not permit such or otherwise indicated.

1. Work will be permitted in the evenings or on Fridays or Saturdays by prior authorization of the NPS Contracting Officer. Proposed lighting for night work should be reviewed/approved by NPS Contracting Officer.

B. Federal Holiday Work Restrictions: No on-site work shall be performed during federal holidays unless otherwise directed by the COR.

GOGA-173060B 01110-6

C. Existing Utilities:

1. Existing Utilities: Notify Contracting Officer’s Representative 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.

4. Mark utilities and coordinate with other utility providers.

D. 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’s Representative not less than two working days in advance of proposed utility interruptions.

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

E. Smoking: Smoking is not permitted within 25 feet of entrances, operable windows, or outdoor air intakes.

1 .8 SPECIAL CONSTRUCTION REQUIREMENTS

A. Project Access: McDowell Road shall be used to access the project site (construction personnel, construction equipment delivery, material deliveries, etc.).

B. Project Review: A portion of the submittals required will need to be taken to Project Review by the COR. As such, the Contractor shall be required to submit designated submittals a minimum of 30 days prior to beginning construction.

C. There are no seasonal limits on construction that would cause ground disturbance; however, the Contractor is responsible for protecting the work area from rain and preventing water intrusion into the excavated areas.

D. Noise baffling devices shall be installed on heavy equipment during site construction activities.

E. Construction Site should be limited to the smallest feasible area. Ground disturbance should be carefully controlled to preclude undue damage to vegetation, and soils and to reduce air, water, and noise pollution. Vehicles, equipment, and personnel shoes shall be clean and free of seeds and plants’ debris prior to entering project site. Contractor shall be subject to inspection by NPS at all times.

F. The staging areas shall be as shown on the drawings unless alternate staging areas are approved by the COR. Staging areas shall be enclosed by a chain link fence. For staging areas which are dirt, soil stabilizers or no less than three applications of water shall be applied daily.

G. Prior to commencing work, tour the site with the COR. Examine and document photographically and in writing the condition of existing buildings, equipment, improvements, and landscape planting on or adjacent to the site. This record shall serve as a basis for determination of subsequent damage due to the Contractor's operations and shall be signed by all parties making the tour. Record existing conditions on a video tape.

GOGA-173060B 01110-7

1 .9 PERMITS

A. The Contractor shall be responsible for obtaining all necessary permits to begin work.

B. Coordinate with COR for requirements for hot permit.

1 .10 CONSTRUCTION MATERIALS

A. All materials shall be Contractor-furnished from outside the park.

1 .11 TRAFFIC MANAGEMENT PLAN

A. The Contractor shall provide three copies of a Traffic Management Plan 30 days prior to start of work for review and approval by the COR. The plan shall include specifications on construction traffic scheduling, proposed haul routes, construction parking, staging area management, visitor safety, detour routes, and speed controls.

B. See Specification Section 01540 for further information.

1 .12 GENERAL CONSTRUCTION PLAN

A. The Contractor shall provide three copies of a General Construction Plan 30 days prior to start of work for review and approval by the COR.

1 .13 HAZARDOUS MATERIALS

A. As defined by applicable laws and regulations. Undisclosed hazardous material contamination, if encountered will constitute a changed site condition. The COR may retain a separate contractor to dispose of undisclosed hazardous material encountered.

B. Include the cost of removing and disposing of hazardous material including without limitation asbestos or asbestos-containing material, lead-containing paint, and PCB’s. If the presence of hazardous material is suspected, have material tested. If material is identified as hazardous, retain qualified and licensed specialist to remove and dispose of it legally.

C. Contractor is responsible for positively identifying (sampling) potential lead or asbestos hazards that they propose disturbing, providing for safe work practices when disturbing these hazards, hazardous waste characterization for any removed lead or asbestos, and providing NPS advance review of waste characterization and hazard manifest for signature.

D. NPS will sign hazardous waste manifest, if necessary, as generator; NPS requires 48-hr notification before signing manifest.

E. NPS will hire a 3rd party laboratory for sampling of painted surfaces within the project work area.

NPS will provide results to the Contractor prior to mobilization to identify where lead based paint exists if any. For bidding purposes, it should be assumed that only a negligible amount of lead paint exists within the work area, if any.

1 .14 FIELD VERTIFICATION

A. Field verify all existing dimensions affecting the work of this contract before ordering materials or equipment.

1 .15 STORMWATER POLLUTION PREVENTION PLAN

GOGA-173060B 01110-8

A. The Contractor shall comply with the requirements of Section 01572 for each Contract with ground disturbing or field activities prior to performing any ground disturbing activity. The SWPPP or UPPP shall be prepared in conformance with Section 01572 “Temporary Stormwater Pollution Prevention.”

B. The Contractor shall implement all appropriate requirements of the SWPPP.

PART 2 PRODUCTS NOT USED.

PART 3 EXECUTION NOT USED.

PART 4 MEASUREMENT AND PAYMENT

4.1 SUMMARY OF WORK

A. Payment will be included in the bid item to which this work relates.

GOGA-173060B 01270-1

DEFINITION OF BID ITEMS

SECTION 01270

1.1 DESCRIPTION

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

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

BASE BID

1.2 BID ITEM NO. 1 – MOBILIZATION AND DEMOBILIZATION

A. This bid item consists of mobilization, demobilization, temporary controls, and all other requirements of Division 1 General Requirements.

B. The lump sum price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools, and incidentals to complete this item.

1.3 BID ITEM NO. 2 – DRILLED, CAST-IN-PLACE CONCRETE PIERS

A. This bid item consists of furnishing and installing 283.5 lineal feet of 24-inch-diameter drilled cast-in-place concrete piers including all layout, drilling of piers, cleaning of those drilled holes, placing of reinforcing steel in the drilled holes, temporary lining for drilled holes, placing of concrete in the drilled holes, and removal of all excess earth from the site.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.4 BID ITEM NO. 3 – FOUNDATIONS INCLUDING PILE CAPS AND GRADE BEAMS

A. This bid item consists of furnishing and installing fourteen (14) 3’-0” by 3’-0” pile caps and 120 lineal feet of 1’-6” by 3’-0” grade beam including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.5 BID ITEM NO. 4 – REINFORCED CONCRETE SUSPENDED SLAB

A. This bid item consists of furnishing and installing 13’-10” by 1’-6” by 60 lineal feet of reinforced concrete suspended slab including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.6 BID ITEM NO. 5 – REINFORCED CONCRETE BARRIER WALL

GOGA-173060B 01270-2

A. This bid item consists of furnishing and installing 1’-10” by 4’-0” by 60 lineal feet of reinforced concrete barrier wall including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.7 BID ITEM NO. 6 – ASPHALT CONCRETE ROADWAY PAVEMENT

A. This bid item consists of furnishing and installing 333 square yards of asphalt concrete roadway pavement including demolition of existing pavement, excavation of subgrade materials, loading, hauling and disposal of excavated and subgrade materials, new subgrade placement, and placement of new asphalt concrete pavement over the reinforced concrete suspended slab and over prepared subgrade materials.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.8 BID ITEM NO. 7 – DEMOLITION AND REMOVAL OF CONCRETE DEBRIS

A. This bid item consists of demolition and hauling of all existing concrete barrier wall debris including removal of all debris from the slopes and San Francisco Bay, loading, hauling and disposal of debris.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

1.9 BID ITEM NO. 8 – ELECTRICAL AND LIGHTING

A. This bid item consists of all electrical and lighting work including demolition of the existing electrical manhole, riser, and cover, dewatering, excavation, backfill, and compaction, layout of new electrical and lighting facilities, construction of new electrical manholes, construction of new electrical ductbanks, and construction of new electrical light fixture.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

BID OPTION 001 - ADDED BID ITEM NO. 1

1.10 ADDED BID ITEM NO. 1 –

A. This bid item consists of furnishing and installing an additional 81 lineal feet of 24-inch-diameter drilled cast-in-place concrete piers including all layout, drilling of piers, cleaning of those drilled holes, placing of reinforcing steel in the drilled holes, temporary lining for drilled holes, placing of concrete in the drilled holes, and removal of all excess earth from the site. This bid item consists of furnishing and installing (4) 3’-0” by 3’-0” pile caps and 20 lineal feet of 1’-6” by 3’-0” grade beam including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction. This bid item consists of furnishing and installing 13’-10” by 1’-6” by 20 lineal feet of reinforced concrete suspended slab including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction. This bid item consists of furnishing and installing 1’-10” by 4’-0” by 20 lineal feet of reinforced concrete barrier wall including all layout, excavation, formwork, reinforcement, concrete, concrete placement, curing, finishing, and backfilling and compaction.

This bid item consists of furnishing and installing 31 square yards of asphalt concrete roadway

GOGA-173060B 01270-3

pavement including demolition of existing pavement, excavation of subgrade materials, loading, hauling and disposal of excavated and subgrade materials, new subgrade placement, and placement of new asphalt concrete pavement over the reinforced concrete suspended slab and over prepared subgrade materials. This bid item consists of demolition and hauling of an additional 20 lineal feet of existing concrete barrier wall debris including loading, hauling and disposal of debris.

B. The unit price shall be full compensation for the preparation and installation of these materials and for all labor, equipment, tools and incidentals to complete this item.

PART 4 MEASUREMENT AND PAYMENT NOT USED.

GOGA-173060B 01310-1

PROJECT MEETINGS

SECTION 01310

1 .1 PRECONSTRUCTION CONFERENCE

A. Before start of construction, COR will arrange an on-site meeting with Contractor. The meeting agenda will include the following as a minimum:

1. Correspondence procedures

2. Designation of responsible personnel

3. Labor standards provisions

4. Payroll reports

5. Changes

6. Payments to Contractor

7. Subcontractors

8. National Park Service regulations

a. General/Project Review

b. Natural Resource Compliance

c. Cultural Resource Compliance

9. Traffic Management Plan

10. Accident prevention program (including name of responsible supervisor)

11. Accident reporting

12. Documents required under the contract

13. Park rules and regulations

14. Recycling Program

15. Saturday, Sunday, holiday and night work

16. Safety program (compliance with the "Accident Prevention" clause of the General Provisions)

17. Cultural Survey and Natural Resource Compliance requirements for off-site, non-commercial borrow pits (compliance with "Cultural Resources Survey" clause of the General Provisions).

GOGA-173060B 01310-2

18. Tentative construction schedule

19. Submittal of shop drawings, project data, samples, and approved equals

20. Project closeout requirements (including Project Record Drawings)

21. Relationship of Division 1 to other divisions

1 .2 PROGRESS MEETINGS

A. The COR will schedule weekly meetings with the Contractor and subcontractors.

B. Subcontractors will not be allowed to work until they have attended a meeting.

C. Additional meetings will be held as needed or for new subcontractors.

D. The meeting agenda will include the following as a minimum:

1. Approval of minutes of previous meetings

2. Review of work progress

3. Field observations, problems, and decisions

4. Identification of problems which impede planned progress

5. Review of submittals schedule and status of submittals

6. Review of off-site fabrication and delivery schedules

7. Status of project record drawings (monthly)

8. Maintenance of progress schedule

9. Corrective measures to regain projected schedules

10. Planned progress during succeeding work period

11. Coordination of projected progress

12. Maintenance of quality and work standards

13. Effect of proposed changes on progress schedule and coordination

14. Other business relating to work

GOGA-173060B 01310-3

PART 4 MEASUREMENT AND PAYMENT

4 .1 PROJECT MEETINGS

GOGA-173060B 01320-1

SCHEDULES AND INSPECTIONS

SECTION 01320

1 .1 DESCRIPTION

A. The work of this section consists of schedule requirements before and during construction.

1 .2 SCHEDULES

A. As specified in Section 01330.

B. As soon as possible after Notice of Award and before beginning any work, submit Progress Schedule and Schedule of Values as a package. COR will review the Progress Schedule and the Schedule of Values for format and content.

1. Progress Schedule: Submit four copies of the Progress Schedule in either Gantt or Pert format. The schedule shall be prepared using Time Line, Primavera, Microsoft Projects, or Sure Trak computer software, or approved equal. Show each bid item and area of work and break down work into the smallest element. The schedule shall correspond to each specification section and shall identify the critical path of the project. No progress payments will be made until acceptable progress schedule is provided. Contractor shall revise progress schedule on a monthly basis. Contractor shall provide copies of the revised progress schedule to COR at the beginning of each month.

2. Schedule of Values:

a. Submit a schedule of dollar values based on the Contract Bid Schedule. Include bond costs, mobilization, general condition costs, overhead, and profit in the total dollar value of unit price items and in the component parts of work for each lump-sum item, as described below. Do not include bond premiums, mobilization, general condition costs, overhead, or profit as separate items; however, payment for bond premiums can be made based upon evidence of payment to the surety. Bond premiums may be shown as a separate item.

b. Break down each lump-sum bid item into component parts of work for which progress payments may be requested. The total costs for the component parts of work shall equal the bid amount for that lump-sum item. The COR may request data to verify accuracy of dollar values.

c. Do not break down unit price bid items. Use only the bid amount for unit price items.

d. The total cost of all items shall equal the contract sum. The Schedule of Values will form the basis for progress payments as provided for in the General Provisions.

1 .3 INSPECTIONS

A. Project record drawings as specified in Section 01770.

GOGA-173060B 01320-2

PART 4 MEASUREMENT AND PAYMENT

4 .1 SCHEDULES AND INSPECTIONS

GOGA-173060B 01330-1

SUBMITTALS

SECTION 01330

1 .1 DESCRIPTION

A. The work of this section consists of submittal requirements before and during construction.

1 .2 RELATED REQUIREMENTS

A. Closeout submittals - Section 01770.

1 .3 SUBMITTAL AND APPROVAL PROCEDURES

A. All submittals shall be transmitted using National Park Service form DSC-1(CS), dated 11/95. (A copy of the form is included at the end of this section.) No action will be taken on a submittal item unless accompanied by the transmittal form.

B. As specified in the individual sections, forward submittals to COR at least 30 days before need for approval. Unless a different number is specified, submit one reproducible original and two copies of each shop drawing, three copies of manufacturer's catalog sheets (cut sheets), three specimens of each sample, and three copies of all other submittals requested.

1. Shop Drawings: Include the following information with each copy of shop drawings:

a. Date.

b. Date of revisions (when applicable).

c. Contractor's certification that shop drawing has been checked for compliance with contract documents.

d. Details of fabrication, assembly and erection including connections and engagement to contiguous work.

e. Materials used.

f. All required dimensions.

g. The term "by…