Specifications.pdf

EVERGLADES NATIONAL PARK

RAISING AUDACY & SALEM RADIO TOWER

ROADS

PMIS 349877

PROJECT SPECIFICATIONS

NATIONAL PARK SERVICE

JUNE 2025

PMIS 349877 TABLE OF CONTENTS

RAISE ELEVATION OF ACCESS ROADS

TABLE OF CONTENTS

01 10 00 ............................................................................................. SUMMARY OF WORK

01 20 00 .................................................................................... DEFINITION OF BID ITEMS

31 32 00 ............................................................................................. GEOTEXTILE FABRIC

32 11 00 ................................................................................. AGGREGATE BASE COURSE

33 42 00 ................................................................................................................. CULVERTS

01 10 00-1

PMIS 349877 SUMMARY OF WORK

SECTION 01 10 00

SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. This work consists of providing all labor, materials, and equipment to install aggregate base material to raise the elevation of the Audacy Radio Tower Access road and portions of the Salem Radio Tower Access road to an elevation of 8.5’ NAVD 88.

B. The work sites are as follows:

1. Salem Radio Tower Access Road is on the south side of U S Hwy 41 (Tamiami Trail), 4.1 miles west of State Road 997 (Krome Avenue). GPS Coordinates of the site are North 25.755º Latitude, West 80.547º Longitude.

2. Audacy Radio Tower Access Road entrance is on the north side of US HWY 41 (Tamiami Trail), 10.74 miles west of State Road 997 (Krome Avenue). GPS Coordinates of the site are North 25.761º Latitude, West 80.654º Longitude.

1.2 CONSTRUCTION SCHEDULE

A. The physical on-site work of this project shall be done while the water levels in the area are at its annual low. The lowest water levels are from April 1 through June 15.

1.3 USE OF PREMISES AND WORK RESTRICTIONS

A. Use of Site: Limit use of the premises to the area immediately adjacent to the work site. Do not disturb portions of the site beyond the work area.

B. Preservation of Natural Features: Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

C. Preservation of Cultural Resources: No known archeological resources are in the area of this construction. If previously unknown archeological resources are discovered during the work of this project, the Contractor will immediately stop work in the area of discovery and notify the Contracting Officer. An equitable adjustment will be made in accordance with the Changes clause of the contract.

D. Start of Work Notification: At least two weeks prior to the start of on-site work, the Contractor shall notify the Contracting Officer of the intended start date. This will allow government personnel to conduct a final review of the work site for any resource issues prior to the start of construction.

E. Threatened and Endangered Species: The following threatened or endangered species could be encountered in the project area: Wood Storks, Eastern Indigo Snakes, Bonneted Bats, Florida Panthers, and American Crocodiles.

1. All sightings of these species shall be reported to the Contracting Officer.

2. When an endangered species is present or observed on the work site, work shall be postponed until the individuals leave the area.

01 10 00-2

3. Follow the Standard Protection Measures for the Eastern Indigo Snake published by the U.S.

Fish and Wildlife Service, August 12, 2013. This includes notifying the Fish and Wildlife Service 30 days prior to beginning on-site work to certify the standard protected measures will be complied with on this project.

4. At the beginning of each day, any open trenches or excavation shall be inspected for the presents of Eastern Indigo Snakes or other wildlife.

5. At the start of the project, all on-site employees shall receive training to identify threatened and endangered species which maybe encountered on the site.

F. Non-native species: To prevent the spread of non-native species into the park, the Contractor shall do the following:

1. Construction equipment brought to the site shall be cleaned of any foreign material which could contain non-native plants, seeds, animals, or noxious weeds.

2. All materials (including fill dirt and aggregates) shall be free of non-native invasive plants and animals, and noxious weeds.

G. Runoff: Install silt fence as shown on the drawings before starting any earth disturbing activities.

H. Protection Of Public: Fence, barricade, or otherwise block off the immediate work area to prevent unauthorized entry.

I. On-Site Work Hours: Work shall be generally performed during normal business working hours of 7:00 a.m. to 5:00 p.m., Monday through Friday, except when otherwise indicated. Requests for any work outside those hours, including weekends and holidays, must be submitted for approval at least 48 hours in advance.

J. Existing Utilities

1. Call Sunshine 811 to locate underground utilities prior to any ground disturbing activities.

2. Notify the Contracting Officer prior to any ground disturbing activities.

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

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

K. Hurricanes: The government requires closing of operations between 72 and 48 hours of anticipated landfall of a tropical storm or hurricane as determined by the National Park Service. All project materials will be adequately secured or removed from the site before the closure.

1.4 PROJECT PERMITS

A. The National Park Service has obtained permits from the Florida Department of Environmental Protection, the South Florida Water Management District, and Miami-Dade DERM. All permit requirements are incorporated into these specifications. This includes the Contractor providing all notifications to the agencies from the construction commencement notice through the notice of construction completion.

1.5 QUALITY ASSURANCE

A. Daily Reports

1. The Contractor shall provide daily reports of construction activity. The form of the report is up to the Contractor, but the report shall include the following information:

a. Date

01 10 00-3

b. Project Title and Contract Number

c. Contractor’s name and On-site Superintendent’s name

d. General description of weather and ground conditions

e. Number of employees (including sub-contractors) working on-site. Employees shall be listed by job categories.

f. List of equipment working on-site.

g. Description of work performed.

h. Any issues arising including disputes, unforeseen circumstances, differing site conditions, delays, accidents, etc.

2. Reports shall be e-mailed to the Contracting Officer on a weekly basis.

B. Site Survey

1. The Contractor shall survey the project area both immediately before and after the project work.

The survey shall include cross sections across the road corridor at a maximum interval of 100 feet.

2. The survey shall be performed under the supervision of a Professional Surveyor licensed in the State of Florida.

3. The site survey shall be provided to the Government at the conclusion of the work. Documents shall be provided electronically in both Adobe pdf files and AutoCAD dwg files. The pdf files shall be sized to print on 34”x22” paper. Lettering shall be large enough to be readable when printed at one-half size (11”x17” paper).

C. Layout of Work

1. A project benchmark and elevation are shown on the drawings. The Contractor shall perform all additional staking they deem necessary to execute the work.

D. Soil Testing:

1. The Contractor shall be responsible for providing all soil testing required on the project.

2. The soil testing shall be done under the supervision of a Professional Engineer licensed in the

State of Florida.

3. Test Results shall be forwarded to the Contracting Officer along with the weekly daily reports.

1.6 PRECONSTRUCTION CONFERENCE:

A. Before start of construction, the Contracting Officer will arrange a meeting with the Contractor. The meeting agenda will include the following as a minimum: correspondence procedures, designation of responsible personnel, payments to the Contractor, park rules and regulations, construction schedule, submittals, and project closeout requirements.

1.7 SUBMITTALS

A. All submittals shall be transmitted electronically in PDF or MS Word format.

B. Pre-Construction Submittals:

1. Submit a Progress Schedule (normally in bar chart form) showing estimated starting and completion dates for each part of the work.

2. Submit a Schedule of Values showing the breakdown of the Contract amount into appropriate units of work. Include general condition costs, overhead, and profit in each part of the work and not as separate items. The Schedule of Values will form the basis for progress payments as provided for in the General Provisions.

3. Submit a safety plan per the accident prevention paragraph of this section.

01 10 00-4

B. Material Submittals:

1. All material submittals shall be transmitted using National Park Service form DSC-1(CS). No action will be taken on a submittal item unless accompanied by the transmittal form.

2. As specified in the individual sections, forward submittals to the Contracting Officer at least 21 days before need for approval.

3. The Government will return the submittals either approved, approved with notations, or disapproved.

C. Post Construction Submittals:

1. Project Record Drawings: Maintain one complete set of contract drawings. Clearly mark changes, deletions, and additions to show actual construction conditions. Show additions in red, deletions in green, and special instructions in blue.

1.8 ACCIDENT PREVENTION

A. Before on-site work begins, submit a written accident prevention plan containing the following:

1. Identification of personnel responsible for safety at and both corporate and project level including on-site personnel.

2. Emergency Response Plan including site specific emergency contact information and location of the nearest emergency room.

3. Outline of each phase of the work, the hazards associated with each major phase, and the methods proposed to ensure property protection and safety of the public, National Park Service personnel, and Contractor's employees.

B. The Contractor shall follow all federal, state, and local safety and health requirements.

C. The Contractor shall report all accidents to the Contracting Officer as soon as possible and assist the Contracting Officer and other officials as required in the investigation of the accident.

1.9 CONSTRUCTION MATERIALS:

A. All materials, including borrow and aggregates, shall be Contractor furnished from outside the park.

1.10 DISPOSAL

A. All removed material including, soil and rock, becomes the property of the Contractor and shall be disposed of outside the park.

1.11 FIELD VERIFICATION:

A. Field verify all new and existing dimensions affecting the work of this contract before ordering products. Any discrepancies between construction drawings, construction specifications, and field conditions shall be brought to the attention of the Contracting Officer before work is to be performed. Any work that is performed without notifying the Contracting Officer will be done at the contractor's own expense.

01 10 00-5

PART 2 - PRODUCTS

2.1 SILT FENCING

A. Florida DOT, type 3.

2.2 FIRST AID FACILITIES

A. Provide adequate facilities for the number of employees and the type of construction at the site.

2.3 PERSONNEL PROTECTIVE EQUIPMENT

A. Meet requirements of NIOSH and/or ANSI.

2.4 SANITARY FACILITIES

A. Sufficiently lighted and ventilated toilet facilities in weatherproof, sight proof, sturdy enclosures.

The Contractor shall not use the restroom facilities provided for the public. Place in approved locations secluded from public observation and convenient to workstations.

PART 3 - EXECUTION

3.1 SUBSTANTIAL COMPLETION AND FINAL INSPECTION

A. Before scheduling the final inspection, remove all tools, equipment, surplus materials, and rubbish.

At the time of final inspection, project shall be thoroughly clean and ready for use.

B. Submit written certification that project, or designated portion of project, is substantially complete, and request in writing a final inspection. Contracting Officer’s Representative will conduct inspection within 10 days of receipt of request.

C. If the project is determined to be substantially complete, the Contracting Officer’s Representative will prepare a list of deficiencies to be corrected before final acceptance and issue a Letter of Substantial Completion.

D. After all deficiencies have been corrected, a Letter of Acceptance will be issued.

END OF SECTION

01 20 00-1

PMIS 349877 DEFINITION OF BID ITEMS

SECTION 01 20 00

DEFINITION OF BID ITEMS

GENERAL

1.1 SUMMARY

1. 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.

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

1.2 LINE ITEM 10: BASE BID

1. This bid item consists of all work to raise the road to elevation of 8.5’ NAVD88, as shown on the drawings.

PART 2 - PRODUCTS NOT USED

PART 3 - EXECUTION NOT USED

31 32 00 - 1

PMIS 349877 GEOTEXTILE FABRIC

SECTION 31 32 00

GEOTEXTILE FABRIC

PART 1 - GENERAL

1.1 DESCRIPTION

A. The work of this section consists of installing geotextile fabric.

1.2 SUBMITTALS

A. As specified in Section 01 10 00.

B. Provide Catalog cut sheets of the geotextile fabric.

1.3 QUALITY ASSURANCE

PART 2 - PRODUCTS

2.1 GEOTEXTILE FABRIC

A. AASHTO M288, Stabilization Application, Class 1, <50%.

B. Acceptable products include: US 315 as sold by US Fabrics Inc., Cincinnati, Ohio, or approved equal

PART 3 - EXECUTION

3.1 PREPARE SITE

A. Remove all tree stumps and any protruding objects such as large rocks.

B. Grade area as level as possible

3.2 INSTALLATION

A. Place the geotextile directly on the prepared subgrade. Roll it out flat in the roll direction, minimizing folds and creases.

B. Overlap seams a minimum of 3.25 feet.

C. Dump aggregate onto the fabric and push it forward with the bull dozer blade tilted slightly upward.

D. Spread the gravel in the same direction as any geotextile seams to avoid separation between the two pieces.

31 32 00 - 2

PMIS 349877 GEOTEXTILE FABRIC

E. Ensure geotextile is not moved out of position during aggregate spreading.

3.3 REPAIR

A. Overlap damaged areas a minimum of 3 feet in all directions.

3.4 STORAGE

A. Elevate from the ground. Keep in manufactures wrap until used.

32 11 00 - 1

PMIS 349877 AGGREGATE COURSE

SECTION 32 11 00

AGGREGATE COURSE

PART 1 - GENERAL

1.1 DESCRIPTION

A. The work of this section consists of installing aggregate base to raise the elevation of the existing gravel roadway.

1.2 SUBMITTALS

A. As specified in Section 01 10 00.

B. Provide aggregate base and surface course laboratory tests results including a gradation analysis and limerock bearing ratio test.

1.3 QUALITY ASSURANCE

A. All compaction testing and gradation analysis will be arranged and paid for by the Contractor. Tests shall be performed by an independent testing laboratory.

B. All references to percent of maximum density will be as determined by ASTM D698 (Standard Proctor Test).

C. In-Place Soil Density Testing: Procedures used by the Contractor will be in accordance with ASTM D1556, (Sand-Cone Method), or ASTM D6938, (Nuclear Methods). Contractor shall perform two tests on the embankment fill at locations determined by the Contracting Officer.

D. The Contractor shall perform one soil density test for every 1,000 feet of roadway in at least two different layers of the placed material.

PART 2 - PRODUCTS

2.1 MATERIAL USE

A. Aggregate base fill material shall be used for all imported fill except the top layer of the road surface.

B. Aggregate surface course material shall be used in the top 6 to 8 inches of the road surface.

2.2 AGGREGATE BASE FILL

A. Base material meeting Section 911 of the Standard Specifications for Road and Bridge Construction as published by the Florida DOT. 97% passing the 3-1/2” sieve.

32 11 00 - 2

2.3 AGGREGATE SURFACE COURSE

A. Modified base material meeting Section 911 of the Standard Specifications for Road and Bridge Construction as published by the Florida DOT except The material shall have the following gradation:

Sieve Size Percent Passing

¾” 100 No. 4 50-78 No. 8 37-67

No. 40 13-35 No. 200 4-15

PART 3 - EXECUTION

3.1 PLACEMENT OF AGGREGATE BASE

A. Before any ground disturbing activities, silt fencing shall be installed along both sides of the road work area.

B. Ground Surface Preparation: Strip vegetation from areas where aggregate base is to be placed.

Scarify ground surface to provide bond between old and new material.

C. The Contractor may spread the material using bulldozers or blade graders. Spread the material uniformly. Remove all segregated areas of fine or coarse material and replace them with properly graded material.

D. Compact the base material in layers not exceeding 6 inches in depth. Compaction shall be to a minimum of 95% maximum density.

E. After spreading, shape the base to produce the required grade and cross-section, free of scabs and laminations, after compaction.

F. When the material does not have the proper moisture content to ensure the required density, wet or dry it as required. When adding water, uniformly mix it in to the full depth of the course that is being compacted. During wetting or drying operations, manipulate, as a unit, the entire width and depth of the course that is being compacted.

G. If, at any time, the subgrade material becomes mixed with the base course material, dig out and remove the mixture, and reshape and compact the subgrade. Then replace the materials removed with clean base material, and shape and compact as specified above. Perform this work at no expense to the Government.

3.2 SURFACE FINISH WORK

A. Use a smooth steel wheel roller for the final rolling of top surface base course. Water surface and evenly spread loose stones before final rolling. Make minimum of two complete passes over area to embed stones. Correct soft spots developed during rolling.

32 11 00 - 3

B. Compacted base course surface shall be smooth and free from waves and other irregularities.

Unsatisfactory portions of base course shall be torn up, reworked, re-laid, and rerolled, at no additional expense to the Government.

3.3 TOLERANCES

A. Surface: The Contracting Officer will test finished surface of the base course with a 10-foot straightedge or other device. The variation between any two contacts with the surface shall not exceed 1/2 inch. Any areas not complying with these tolerances shall be reworked to obtain conformity.

B. Top of the finished road shall be at the plan elevations or higher.

C. Width: Plan dimension, plus or minus 2 inches.

D. Thickness: Plan dimension, plus or minus 1/2 inch, but not lower than the plan elevations.

31 42 00 - 1

PMIS 349877 CULVERTS

SECTION 33 42 00

CULVERTS

PART 1 - GENERAL

1.1 DESCRIPTION

A. The work of this section consists of replacing existing pipe culverts under the road.

1.2 SUBMITTALS

A. As specified in Section 01 10 00.

B. Provide catalog cut sheets of the culvert pipe and end section.

1.3 QUALITY ASSURANCE

A. All compaction testing shall be arranged and paid for by the Contractor. Tests shall be performed by an independent testing laboratory.

B. All references to percent of maximum density will be as determined by ASTM D698 (Standard Proctor Test).

C. In-Place Soil Density Testing: Procedures used by the Contractor will be in accordance with ASTM D1556, (Sand-Cone Method), or ASTM D6938, (Nuclear Methods).

D. Contractor shall perform two density tests on the culvert backfill material. The tests shall be at different locations and layers in the backfill.

PART 2 - PRODUCTS

2.1 CULVERT PIPE

A. FDOT Standard Spec Section 948. Corrugated High Density Polyethylene (HDPE) Pipe, Class 1, with watertight joints.

B. End Section: Galvanized metal.

2.2 SELECT BACKFILL

A. Fine, readily compactible soil or granular material, free from frozen lumps, stones larger than 2 inches, highly plastic clay, and organic or other objectionable material. Excavated material meeting this requirement may be used with approval.

31 42 00 - 2

PMIS 349877 CULVERTS

PART 3 - EXECUTION

3.1 PIPE CULVERTS

A. Trench Width: Allow 18 inches of space on each side of pipe.

B. Where rock, hardpan, or other unyielding material is encountered, remove 6 inches of material below pipe grade, 12 inches wider than pipe diameter. Fill with select backfill. Compact to 90 percent of maximum density.

C. If foundation is unstable at grade established, remove unsuitable material under and around pipe a minimum of one pipe diameter on each side of pipe to depth directed. Replace with select backfill.

Compact to 90 percent of the maximum density.

D. Provide a firm foundation of uniform density throughout length of pipe and, if directed, camber in direction parallel to pipe centerline.

E. Place select backfill on each side of pipe in layers not to exceed 6 inches in depth for entire width of trench, and to an elevation 1 foot above the top of the pipe. Uniformly compact with mechanical tampers giving special attention to compaction under pipe haunches. Bring compacted backfill up evenly on each side of pipe to avoid unequal pressure. Compact each layer to 95 percent of the maximum density. Do not permit construction equipment over pipe without adequate protection.

3.2 DEMOLISION OF EXISTING PIPE

A. The existing culvert pipe shall be removed while excavating for the new pipe.

B. The Contractor shall dispose of the existing pipe per Section 01 10 00.

3.3 PIPE INSTALLATION

A. Begin at downstream end. Lower segment shall be in contact with shaped bedding its full length.

Place bell of pipe facing upstream. Place flexible pipe with longitudinal laps or seams at sides.

K. Hurricanes: The government requires closing of operations between 72 and 48 hours of anticipated landfall of a tropical storm or hurricane as determined by the National Park Service. All project materials will be adequately secured or removed from...

2. Reports shall be e-mailed to the Contracting Officer on a weekly basis.

1.3 QUALITY ASSURANCE