Tech_Specs_2025-05-19_Final_Design_-_Tech_Specs_-_Florida_Shores.pdf

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

Technical Specifications

May 15, 2025

1. General: These Technical Specifications provide details of the proposed construction (work) as shown on the Drawings titled “Florida Shores Boulevard Vehicular Beach Access Ramp for County of Volusia, Florida” (COUNTY) by Coastal Technology Corporation (ENGINEER) dated 5/19/2025. The work (Project) consists of furnishing all labor, equipment, and materials as required for:

a) removal of the existing storm damaged vehicular beach access ramp including associated buried and exposed debris, and

b) construction of a new concrete vehicular beach access ramp and concrete sidewalk – fronted by a concrete sheet pile seawall and gravity retaining wall

– with other ancillary site improvements as shown on the Drawings.

The Project Site is primarily within Florida Shores Boulevard Right-of-Way in the City of Daytona Beach (City).

2. Permit Compliance: The CONTRACTOR shall abide by all notes and conditions indicated on the Drawings and all permits associated with the work including permits from the COUNTY, Florida Department of Environmental Protection (FDEP), the Volusia County Incidental Take Permit and Habitat Conservation Plan for Threatened and Endangered Sea Turtles, and other permits required by the COUNTY. If the CONTRACTOR violates any condition of the permits and work is stopped by the State of Florida or other public entity, then any additional costs incurred by the CONTRACTOR in association with stoppage of the work shall be paid by the CONTRACTOR and not charged to the COUNTY. The CONTRACTOR shall obtain a COUNTY building permit.

3. Pre-Construction Meeting: Prior to commencement of construction, the

CONTRACTOR shall meet on site with the ENGINEER to establish the construction access, staging areas, and pre-construction conditions of the site. The ENGINEER shall check construction staking (by CONTRACTOR) at this meeting.

4. Staking: Prior to initiation of construction, staking of the proposed construction is to be performed by the CONTRACTOR by methods subject to acceptance by the ENGINEER. Upland survey control is reflected in the site survey drawing by Sliger & Associates, INC 06/28/2024 (Appendix 1). The CONTRACTOR shall stake the configuration of the proposed improvements including the seawall and gravity wall.

5. Avoidance of Protected Species and Benthic Resources: The CONTRACTOR shall avoid impacts to any state or federally designated threatened or endangered species including sea turtles, manatees, sawfish, and shorebirds during construction activities. In addition, the CONTRACTOR shall perform the work so as to avoid adverse impacts to ocean waters and associated resources including beach and dune system, or other benthic resources. If any adverse water resource-related impact occurs as a result of construction activities, the CONTRACTOR shall immediately notify the ENGINEER and COUNTY.

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

6. Impacts to Cultural and Historic Resources: If prehistoric or historic artifacts are encountered at any time within the Project site, all activities involving subsurface disturbance in the vicinity of the artifacts shall cease. The CONTRACTOR shall contact the COUNTY, the ENGINEER, and the Florida Department of State, Division of Historical Resources, Compliance Review Section (DHR), at (850) 245-6333, as well as the appropriate permitting agency office. Project activities shall not resume without verbal or written authorization from the Division of Historical Resources. If unmarked human remains are encountered, all work shall stop immediately and the proper authorities notified in accordance with Section 872.05, F.S.

7. Inspection Notification: The CONTRACTOR will notify the ENGINEER as to the time and date of the following events at least three (3) days prior to the event:

(a) Mobilization onto the site.

(b) Preparation of the CONTRACTOR's access and staging areas.

(c) Demolition and Removal of Debris

(d) Seawall Construction i.placement of sheet piles, ii.completion of forms and steel placement for concrete cap, iii.installation of Helical Soil Anchors iv.pour of concrete cap, v.removal of forms, vi.placement and compaction of the seawall backfill.

(e) Gravity Wall Construction i.excavation and compaction of subgrade, ii.completion of forms and steel placement, iii.concrete pour, iv.removal of forms.

(f) Ramp, Curb, and Sidewalk Construction:

i.excavation and compaction of subgrade, ii.completion of forms and reinforcement placement, iii.concrete pour, iv.removal of forms.

(g) Ancillary Improvements i.Landscaping ii.Pavement Markings & Signage

(h) Site restoration

(i) Demobilization

Failure to comply may be taken as cause for rejection of work completed.

8. Construction Access: The CONTRACTOR may obtain access to the site via Florida

Shores Boulevard or otherwise via the beach as may be allowed by the permits and may be accepted by the ENGINEER at the pre-construction meeting. The CONTRACTOR may store materials and equipment on the site (within staging area within Florida Shores Boulevard Right-of-Way) as identified by the CONTRACTOR and accepted by the ENGINEER at the pre-construction meeting. The CONTRACTOR will

(a) place temporary barricades and/or fencing surrounding the staging area and area of construction, and (b) control these areas with signage and the CONTRACTOR’s

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025 personnel to restrict public access to these areas. Upon completion of construction, the CONTRACT will remove the barricades, fencing, and signage.

The CONTRACTOR shall be permitted to exclude the public for safety purposes from the work area in the immediate vicinity of the CONTRACTOR’s operations. The CONTRACTOR will minimize the areas closed to the public. The CONTRACTOR shall provide and maintain barricades, warning signals, and a flag person as required by local, State or Federal regulations to ensure public safety - as accepted by the ENGINEER. If the CONTRACTOR is not able to keep and maintain the public at a safe distance from construction activity, the CONTRACTOR is to notify the ENGINEER and COUNTY and request assistance in controlling public access to the active construction site including within the staging area.

9. Standard Specifications: Construction shall be consistent with Florida Department of Transportation “Standard Specifications for Road and Bridge Construction FY 2025-26” (FDOT Specifications) unless specified otherwise in these Technical Specifications.

10. Concrete: Concrete for the:

• Seawall cap shall be FDOT Type II, Class IV for Extremely Aggressive

Environments with a minimum 28-day compressive strength (fC’) of 5,500 psi.

Concrete shall have a maximum water/cement ratio of 0.44 lbs/lbs and a minimum total cement content of 600 lbs/cubic yard of concrete.

• Pre-stressed piles, and pre-cast corner piles, shall be FDOT Class V with Highly Reactive Pozzolans for Extremely Aggressive Environments. Concrete shall have a maximum water/cement ratio of 0.37 lbs/lbs and a minimum total cement content of 600 lbs/cubic yard of concrete.

• Ramp, Heavy Duty Concrete, and Gravity wall shall be FDOT Type II, Class II (Bridge Deck) for Extremely Aggressive Environments with a minimum 28-day compressive strength (fC’) of 4,500 psi. Concrete shall have a maximum water/cement ratio of 0.44 lbs/lbs and a minimum total cement content of 600 lbs/cubic yard of concrete.

• Sidewalk shall be FDOT Type II, Class I with a minimum 28-day compressive strength (fC’) of 3,000 psi. Concrete shall have a maximum water/cement ratio of

0.50 lbs/lbs and a minimum total cement content of 470 lbs/cubic yard of concrete. Concrete shall include fiber reinforcement in the form of Fibermesh 300®fibers at a minimum of 1.5 lbs/yd3 kg/m3) of concrete – mixed and installed per the manufacturer’s recommendations

All concrete shall have a maximum chloride content of 0.40 lbs/cubic yard of concrete. Concrete materials, placement, finishing, and curing must confirm to requirements of Sections 346 of FDOT Specifications. The CONTRACTOR shall provide and place visqueen against the grade prior to a concrete pour against grade.

The CONTRACTOR shall employ a vibrator as necessary to ensure filling of the forms with concrete – subject to acceptance by the ENGINEER.

The CONTRACTOR shall provide concrete cylinder tests for each concrete pour - as required by Section 346 of FDOT Specs and as accepted by the ENGINEER. The

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

CONTRACTOR shall provide one set of four cylinders for each 50 cubic yards, or fraction thereof, for each day’s placement of each mix design. Samples shall be in accordance with ASTM C172, processing and curing in accordance with ASTM C31, and testing in accordance with ASTM C39. One cylinder shall be tested at three days or seven days, as required by job conditions, and two cylinders shall be tested for one valid test at 28 days. The fourth cylinder is to be cured and held for testing at 42-days, if 28-day test indicates deficient results, or as a spare in case of cylinder damage.

11. Reinforcement: All reinforcing of the proposed concrete cap, and ramp shall be fiberglass as manufactured by Tuf-Bar or near equivalent as accepted by the ENGINEER and COUNTY. All reinforcing of the proposed gravity walls shall be steel consistent with FDOT Specifications and Index 400. All reinforcing shall have a minimum cover of 3". All reinforcing shall be placed according to ACI and Florida Building Codes. No laps in reinforcing shall be allowed in pre-cast or pre-stressed members.

12. Payment: The COUNTY shall make payment to the CONTRACTOR for all materials and labor according to the unit prices and lump sum prices indicated on the Bid Schedule. The CONTRACTOR shall submit copies of yard and weight tickets for all materials with his Payment Request for unit price based bid items. The COUNTY shall make final payment for each phase of the work upon completion of the work by the CONTRACTOR and acceptance of the work by the ENGINEER and the COUNTY. The CONTRACTOR shall provide all materials, labor and equipment needed to perform the work required by these specifications for each Bid Item (as described below), with no additional cost to be incurred by the COUNTY.

13. Bid Items: The following describes Bid Items for the work:

13.1 Mobilization/Demobilization: Mobilization/demobilization consists of the preparatory work, operations, and mobilizing for beginning the work and demobilizing after completion of the work, including, but no limited to, those operations necessary for the movement of personnel, equipment, supplies, materials, and incidentals to and from the Project site, and for the establishment of safety equipment and first aid supplies, sanitary and other facilities as required by these specifications, and state and local laws and regulations. CONTRACTOR to preserve existing asphalt within the Florida Shores Boulevard right of way, any damaged asphalt shall be replaced under Bid Item 15. All costs connected with the one (1) time mobilization and demobilization of all the CONTRACTOR’S employees and equipment and all costs connected to obtainment of a performance bond for the work are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 1.

The CONTRACTOR is to (a) determine if underground or overhead utilities exist at all work locations, and (b) propose adjustments to work locations as needed to avoid any damage to existing utilities. The CONTRACTOR must contact Sunshine Utilities (1-800-432-4770) prior to the commencement of construction.

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

All other costs associated with performance of the work (including bonding and insurance requirements, erosion and sediment control, maintenance of traffic, additional signage) and not addressed in other bid items – shall be included in the CONTRACTOR’s proposal for Bid Item 1. All costs connected with mobilization/demobilization are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 1. The CONTRACTOR shall be eligible for payment for up to 60% of mobilization/demobilization after the installation of one sheet pile as accepted by the ENGINEER and COUNTY.

13.2 Demolition [Reference FDOT Specifications – Section 110] All costs connected with removal and disposal (or salvage) of existing structures are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 2. As needed for construction of these improvements, the CONTRACTOR shall remove and dispose of the existing ramp, roadway, palm tree, and other debris (except beach-compatible sand) – unless otherwise accepted in writing by the COUNTY and ENGINEER. The CONTRACTOR shall separate the debris from the beach-compatible sand through: (a) manual labor, and/or (b) screening of removed materials. The remaining beach compatible fill will be used by the CONTRACTOR to restore natural grades on the beach (see Section 13.3 of these Specifications).

13.3 Excavation, Grading, and Compaction: The lump sum bid price for this item shall include, but not be limited to the required manpower, equipment, materials, and other items necessary, including any possible dewatering techniques, permitting for dewatering, and all applicable safety measures, for excavation, grading and compaction as indicated on the Drawings, technical reports, and specifications. Items to be included in the cost of this item include, but are not limited to; excavation of overburden material required to construct the ramp; grading and other earthwork activities required to achieve design pavement grades, running slopes and cross slopes; design elevations, cross slopes and running slopes for all sidewalk, and other fine and finish grading around structures that is required to finish the Project as shown on the Drawings.

The CONTRACTOR shall place and grade sand fill to meet the lines and grades shown on the Drawings unless as may otherwise be accepted by the ENGINEER via a Change Order or Field Directive. Unless otherwise accepted by the ENGINEER, finished grades must be within a vertical tolerance of 0.1 foot above or below the proposed finished grade elevation shown on the Drawings.

Upon completion of all filling operations, the site shall be graded and dressed so as to eliminate any pockets, ridges, and depressions in the finished grades. The CONTRACTOR shall place the fill in one foot lifts compacted to 95% density (per Section 120 of FDOT Specifications) subject to acceptance by the ENGINEER. This item shall also include all professional geotechnical proctor testing and compaction testing as required by Section 120 of FDOT

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

Specifications. Compaction tests will be required per each lift of placed fill or backfill, under all structures as indicated on the Drawings.

All costs connected with excavation, grading, and compaction are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 3.

13.4 Sand Fill: The CONTRACTOR shall provide and place clean sand fill material obtained from a source landward of the CCCL – to supplement existing beach-compatible sand as may be excavated by the CONTRACTOR to construct the new ramp - as may be needed to (a) backfill the seawall and gravity wall, and (b) create the finished grades as shown on the Drawings. The sand within the trucks shall not contain more than 5% moisture, generally be free of excess water, and subject to the acceptance of the ENGINEER and COUNTY. The trucks shall be weighed (a) empty – immediately before filling for each truck load, and (b) again after being loaded with sand fill for each truck load to determine the net weight of sand fill. Trucks shall be weighed in a location that is easily accessible and will cause no delay in the transport of the fill to the Project site. The scales used for weighing the trucks shall be certified by the Florida Department of Agriculture & Customer Services. The CONTRACTOR shall provide a “weight ticket” for each truckload citing the net weight of material in the truck, the date of delivery, and the project name, these tickets will document the delivered fill quantity eligible for payment.

The CONTRACTOR will provide to the COUNTY and ENGINEER a daily log including (1) a summary table of all truckloads of sand delivered to the site during the prior day including the net weight and the location of delivery for each truckload, and (2) the total tonnage of sand delivered through the prior day. With the CONTRACTOR’s requests for payment under this Bid Item, the CONTRACTOR shall provide the COUNTY with copies of all certified weight tickets, which shall serve as the basis of payment for Sand Fill. All costs connected with providing clean beach compatible sand fill are to be included in the per ton price indicated on the CONTRACTOR’s bid proposal for Bid Item 4.

13.5 Sheet-Pile Seawall: The CONTRACTOR shall construct the concrete sheet-pile seawall as shown on the Drawings. Appendix 2 is a “Report of Geotechnical Data” by Bechtol Engineering and Testing, Inc. dated July 30, 2024, which indicates sub-surface conditions. All costs for providing and installing the seawall – including sheet-piles, concrete cap, filter fabric, helical anchors, and testing, as shown on the Drawings are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 5.

13.6 Gravity Wall: The CONTRACTOR shall provide all materials, labor, and equipment to construct the Gravity Walls per FDOT Index 6011 and associated FDOT Specifications as identified on the Drawings. All costs connected with the gravity wall are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 6.

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

13.7 Reinforced Concrete Ramp: The CONTRACTOR shall provide all materials, labor, and equipment to construct the new Reinforced Concrete Ramp per FDOT Specifications Section 346 except as may be otherwise (a) shown on the Drawings, and/or (b) identified in these Specifications. Concrete reinforcing shall be Glass Fiber Reinforced Polymer (GFRP) reinforcing bars meeting FDOT Specifications Section 932. The Ramp shall include the filter fabric, gravel stone (#57 stone), and compacted subbase as shown on the Drawings. All costs connected with the reinforced concrete ramp are to be proposal for Bid Item 7.

13.8 Heavy Duty Concrete: The CONTRACTOR shall provide all testing, materials, labor and equipment to install the Heavy Duty Concrete as shown on the drawings. The CONTRACTOR shall install concrete pavement joints consistent with Section 350 of FDOT Specifications as shown on the Drawings. Contraction joints shall include fourteen (14) inch long, 1” diameter fiberglass dowel bar spaced at 12” on center. The subgrade shall be stabilized with 4-6 inches of aggregate base material or limerock, meeting the requirements of FDOT Standard Specification Section 290, mixed into the upper one foot of subgrade as needed to achieve a minimum Limerock Bearing Ratio (LBR) of 40. Stabilized subgrade shall be compacted to a minimum of 98% maximum density as determined by ASTM D-1557 (Modified Proctor Test). The CONTRACTOR shall maintain the required density and compaction of the subgrade and base course until the subsequent base or pavement is placed. The base course shall consist of 6-inch graded aggregate base (GAB) meeting the requirements of FDOT Standard Specification 204.

Base material shall achieve a minimum LBR value of 100 and be compacted to a minimum of 100% maximum density as determined by the Modified Proctor Test. All costs connected with the Heavy Duty Concrete are to be proposal for Bid Item 8.

13.9 FDOT Type “D” Curb: The CONTRACTOR shall provide all materials, labor, and equipment to install FDOT type “D” Curb as shown on the Drawings and as consistent with FDOT Specification Section 520. All costs connected with the concrete curb are to be included in the per linear foot prices indicated on the CONTRACTOR’s bid proposal for Bid Item 9.

13.10 Sidewalk: The CONTRACTOR shall provide all materials, labor and equipment to install 6” thick sidewalk as shown on the drawings and as consistent with FDOT Specification Section 522. All costs connected with the concrete sidewalk are to be included in the per square yard price indicated on the CONTRACTOR’s bid proposal for Bid Item 10.

13.11 Landscaping: All costs connected with materials, labor, equipment, installation, and temporary irrigation of the proposed sea oats and palm trees

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025 are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 11.

13.12 Pavement markings and signage: Following the construction of the vehicular ramp, the CONTRACTOR shall apply new thermoplastic pavement markings in accordance with the FDOT Specification 711 Thermoplastic Traffic Stripes and Markings and as shown on the Drawings.

The CONTRACTOR shall notify the ENGINEER prior to placement of the materials and submit a certification to the ENGINEER with the APL number and the batch or Lot numbers of the thermoplastic to be used.

The CONTRACTOR shall not allow traffic onto or permit vehicles to cross newly applied pavement markings until they are sufficiently dry. The CONTRACTOR shall remove and replace any portion of the pavement markings damaged by passing traffic or from any other cause at no additional cost to the COUNTY. Pavement markings are subject to a 180 day observation period under normal traffic. The observation period shall begin with the satisfactory completion and acceptance of the work. Pavement markings shall show no signs of failure due to blistering, excessive cracking, chipping, discoloration, poor adhesion to the pavement, loss of retroreflectivity, or vehicular damage. The COUNTY reserves the right to check the retroreflectivity any time prior to the end of the observation period. The CONTRACTOR shall replace any pavement markings that do not perform satisfactorily under traffic during the 180 day observation period at no additional cost to the COUNTY. All costs connected with the pavement markings and signage are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 12.

13.13 As-Built Survey: CONTRACTOR shall provide a final “as-built” Drawings certified by a Professional Land Surveyor licensed in the State of Florida in AutoCAD and PDF format. The “as-built” Drawings shall include field measurements, after construction, of actual as-constructed features and their surroundings, locations, and dimensions, and elevations with information noted on copies of the contract Drawings. All costs connected with the as-built survey are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 13.

13.14 Site Restoration: The CONTRACTOR shall restore the site to a pre-construction condition or better, including asphalt within the Florida Shores Boulevard Right of Way – subject to acceptance by the COUNTY and Engineer.

The CONTRACTOR shall also restore all pavement, sidewalks, landscaping, and other areas disturbed by the CONTRACTOR as a result of construction activities. All costs connected with the site restoration are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 14.

Florida Shores Boulevard Vehicular Beach Access Technical Specifications

May 15, 2025

13.15 Bond: The CONTRACTOR shall provide bond(s) as required by the COUNTY. All costs connected to obtainment of a performance bond for the work are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 15.

13.16 Flood Insurance: The CONTRACTOR shall provide Flood Insurance as required by the COUNTY. All costs connected to obtainment of Flood insurance for the work are to be included in the lump sum price indicated on the CONTRACTOR’s bid proposal for Bid Item 16.