Charles Anthony Spell
Coastal/Marine Structures, Ocean Engineer
P.O. Box 405, Lake Jackson, TX 77566

Broadstone Marina, Aventura, FL, 2009 – (under permit review)
Designed this new marginal docking facility for berthing five 60 to 65 foot long yachts along deep water canal. Total pier length of approximately 323 linear feet by 4 feet wide with 14” x 14” prestressed (p.s.) concrete piling and fiberglass grated decking.  Design included computer-aided frame analysis for mooring loads under high winds.

Harbourwood Marina, Hallandale, FL, 2009 – (under permit review)
Provided the replacement design for this 18-slip T-dock marina damaged during previous hurricane seasons.  Designed the replacement for 160 linear feet of 8 feet wide main wood dock and 44 by 8 foot wide T-head, with additional fiberglass grated 90 linear feet by 4 foot wide section over seagrass beds.  Design included frame analysis for mooring loads under high winds.

Miami Beach Marina, Miami Beach, FL, 2008-2009 – (completed)
Responsible for emergency design repair of exterior breakwater/pier destroyed by the collision of 252-foot freighter on June 22, 2008.  The design includes the replacement of 55 linear feet of heavily reinforced 8-foot wide concrete dock, with ten 18” x 18” p.s. concrete piling and six 13.3’ x 9.5’ x 11” thick precast reinforced concrete breakwater panels.  Repair also includes the replacement of two interior wood finger piers and three boat lifts.

Miami River Cove, Miami River, FL, 2008-2009 – (completed)
Designed the replacement structures for this 2.8 acre, 68-slip marina basin, including replacement of main deteriorated concrete piers with approximately 500 linear feet of new 10 feet wide timber pier construction with 33 finger piers, 29 wet slips up to 45 foot in length, and 39 boat lifts up to 27,000 lb capacity.  Design of shoreline stabilization including 211 linear feet of steel sheetpile with 30” x 18” concrete cap (both cantilevered and anchored wall) and approximately 882 linear feet of 2 to 3 foot diameter limestone rip-rap.

Port Charlotte Marina, Punta Gorda, FL, 2008-2009 – (under permit review)
Provided the replacement design for this 3.3 acre, 82-slip marina severely damaged during the 2005 hurricane season.  Designed the replacement for 400 linear feet of 8 to 9 feet wide main wood dock and 14 finger piers (updated to current Florida Building Code standards), with 29 boat lifts up to 27,000 lb capacity.  Refined additional permitted design of 1,290 linear feet of floating dock and 25 finger piers with maximum boat lengths to 50 feet.  Design includes a 12.5 feet wide floating dock wave attenuator along the perimeter of the marina.

Mariner's Bay, Miami, FL, 2008-2009 – (under permit review)
Designed the replacement structure for this overwater platform approximately 74 by 32 feet in heavy timber construction supported with 12” x 12” p.s. concrete piling fronting condominium in Biscayne Bay. Replacement design included stairway to adjacent lower docking facility, perimeter guardrail around entire structure, and fiberglass grated decking.

The Mark at Brickell, Miami, FL, 2008-2009 – (in construction)
Performed technical analysis and design submittal to the Federal Emergency Management Agency (FEMA) for a new “wave-trip” seawall along Biscayne Bay to lower the base flood elevation for The Mark Condominium.  Provided structural design for the “wave-trip” wall consisting of 321 linear feet of steel sheetpile cantilever seawall and large 5.75 feet tall by 3.75 feet deep reinforced concrete cap with top elevation approximately 12 feet above seabed.

Hurricane Cove, Miami River, Miami, FL, 2007-2009 – (under permit review)
Provided the replacement design for this 99-slip marina basin covering 3.8 acres overwater. Proposed design includes replacement of deteriorated timber piers with approximately 1,090 linear feet of new timber “T-head” 6-foot wide docks with 58 finger piers for boats up to 55 foot in length.  New 30” x 24” concrete cap seawall design using combination of cantilever steel sheetpiles and sheetpiles anchored with 14” x 14” p.s. concrete batter piles.

Brickell Key Seawall Repair, Miami, FL, 2008 – (completed)
Provided the design for repair of approximately 2,651 linear feet of deteriorated 30” wide concrete seawall cap and 306 14” x 14” p.s. concrete piles.  The proposed repair consist of chipping away the exterior concrete to expose the steel cage, cleaning/treating the rusted steel and applying an epoxy bonding agent and dowel bars for the overlay concrete pour.

La Siesta, Oceanside, Islamorada, FL, 2007-2008 – (completed)
Designed the repair for this storm-damaged marina fronting the Atlantic Ocean along Upper Matecumbe Key. The seawall was redesigned utilizing both a tie-rod anchored wall and batter pile wall consisting of p.s. concrete 12” x 12” piles and precast panels with a 36” x 18” reinforced cap spanning a total length of 553 linear feet.  In the interior marina basin, an additional 330 linear feet of 3-foot diameter limestone rip-rap was placed for shoreline stabilization, with 525 linear feet of fixed wood dock supporting 30 slips with boats to 40 feet in length.  Provided the delineation and volume calculation for the dredging of 1,380 cubic yards of material to improve vessel navigation.

La Siesta, Bayside, Islamorada, FL, 2007-2008 – (completed)
Provided the redesign for this rundown facility fronting the mangrove fringed Florida Bay along Upper Matecumbe Key.  This double basin marina was rebuilt using the same type of anchored and batter pile seawall as was used on the Oceanside (see above) for a total seawall length of 785 linear feet.  An additional 405 linear feet of 2-foot diameter limestone rip-rap was placed to stabilize the shoreline of the interior peninsula, with 325 linear feet of 4-foot wide wood dock providing 19 slips in combination with seawall berthing for boats up to 40 feet in length.  Provided the delineation and volume calculation for the dredging of 1,915 cubic yards of material for vessel navigation.

Iconbrickell Condominium, Miami, FL, 2007-2008 – (completed)
Designed the repair to replace deteriorated cap and upper piles for this concrete pile/panel wall.  Approximately 587 linear feet of 34” x 18” cap was replaced and 61 piles (14” x14”) were cut off and built-up based on the FDOT method (Florida Dept. of Transportation).

Lauderdale Marine Center, East Yard, Ft. Lauderdale, FL, 2007 – (completed)
Responsible for design of reinforced concrete piers and launch pad for 330-ton capacity travel lift (545 tons boat with lift) with adjacent bulkhead repair/replacement along the South Fork of the New River. Design included two 118-foot long 8.5’ x 3.2’ piers (continuous beams) and 40’ x 55’ upland launch pad supported on pile foundation.  Designed anchored bulkhead spanning approximately 2,250 linear feet along the shoreline and interior boat basin with 24” x 24” concrete cap at elevation approximately 13.5 feet above seabed.

Tarpon Point, Lower Matecumbe Key, FL, 2007 – (completed)
Provided technical analysis and structural design submittal to FEMA for a new “wave-trip” seawall along this Atlantic shoreline with the objective of lowering the base flood elevation for the proposed upland residential development.  Due to the relatively high level of the bedrock (near sea level), p.s. concrete 12” x 12” piles were grouted into deep augered holes within the bedrock providing excellent moment resistance to wave impact.  The piles supported reinforced concrete panels which were tied to the existing rock/grout wall with a large 50” x 18” concrete cap with total length of 352 linear feet. Project also included design of overwater 25’ x 27’ concrete platform supported with twelve p.s. concrete 12” x12” piles.

Valhallas Island, Marathon, FL, 2007 – (completed)
Designed this complex concrete batter-pile/panel seawall supporting both a 3.5’ high retaining wall upland and 5’ wide marginal wood dock along residential canal.  Seawall consist of p.s. 14” x 14” king and batter piles supporting 8” thick reinforced seawall panels with a 34” x 16” concrete cap with total length of 160 linear feet including returns.

Newport Fishing Pier, Sunny Isles, FL, 2007 – (completed)
Designed temporary emergency repairs to 750 foot long storm-damaged fishing pier to maintain public access.  Design consisted of heavy timber construction (6” x 16” beams) attached to existing steel pilings at 21 feet on center for a total repair length of 210 feet.

Costa Brava, Belle Island, Miami Beach, FL, 2007 – (under permit review)
Performed replacement structural design for this storm damaged 32-slip marina with double 126’ long T-head main docks each with 6 finger piers covering approximately 0.6 acres overwater.  Proposed design consists of replacement p.s. concrete 12” x 12” piles supporting 6’ x 2’ x 1.3’ concrete pile-caps with a 6’-wide deck consisting of outboard precast concrete beams and center inlayed wood decking above an accessible utility chase.

Anglers Club at Boca Grande, Placida, FL, 2007 – (under permit review)
Provided technical analysis and structural design for FEMA submittal for proposed 140 linear feet of rip-rap revetment to protect existing upland marina structure with approximately 4.5 cubic yard of stone per liner foot.

Trump Hollywood Condominium, Hollywood, FL, 2006 – (completed)
Designed two structural bulkhead/seawall renovations, one along the Intracoastal Waterway and another for beachfront protection.  Design included renovation of 480 linear feet of concrete bulkhead on the Intracoastal including a new 42” x 18” concrete cap replacement and addition of concrete p.s. concrete 12” x 12” batter piles for stability.  Oceanfront seawall (buried) soldier-pile anchor system replaced with new steel sheetpile/tie-rod anchor system over approximately 200 linear feet.

Avenue-D, Marathon, FL, 2006 – (completed)
Provided the replacement structural design of this bulkhead along residential canal in the Florida Keys.  Wall design was approximately 7.5 feet in height from seabed and consisted of heavy vinyl sheetpile with p.s. concrete piles supporting a reinforced concrete 24” x 14” cap.  Total length of wall approximately 123 linear feet anchored with 22’-long steel tie-rods/concrete deadmen system.

Miami Beach Marina, Miami Beach, FL, 2002-2005 – (completed)
Provided the structural design for numerous marina improvements including 33 new boatlift slips/piers to 27,000 pound capacity, and seawall repair/replacement for approximately 1,700 linear feet along this basin.  Seawall/baywalk design included cantilever steel sheetpile, anchored steel sheetpile, riprap revetment, numerous outfall constructions (up to 6 feet inside diameter), and concrete cap repair for existing anchored steel sheetpile wall.  Maximum seawall elevation at 22 feet above seabed.

Grove Harbor Marina, Coconut Grove, FL, 2005 – (completed)
Provided design for reinforced concrete piers and launch pad to support a 77-ton capacity travel lift (115-ton total boat with lift) and 96-ton marine fork lift.  Design included 64-foot long 5.5’ x 2’ concrete travel-lift piers (continuous beams) and 30 by 54 foot upland pile-supported launch pad.  Provided design of additional docking facilities for berthing and fueling operations, including 150 linear feet of p.s. concrete decks with concrete pile/pile caps, and 155 linear feet of marginal floating docks with access ramps.

Brickell Key Seawall, Miami, FL, 2005 – (completed)
Provided technical analysis and structural design for FEMA submittal to increase the seawall cap height (18” to 24” height by 30” wide) covering 3,740 linear feet along the perimeter of this island within Biscayne Bay. Conducted map rectification to address current FEMA map distortion and errors.  Authored initial feasibility study and provided final FEMA submittal and structural design.

Ice Condominium Seawall, Miami, FL, 2004 – (completed)
Designed 320 linear feet of cantilever steel sheetpile seawall with 2’ wide cap and continuous concrete fascia seaward, with additional riprap protection for this condominium development along north Biscayne Bay.  Provided the technical analysis and structural design submittal to FEMA for flood map revision. Cap elevation approximately 8 feet above seabed.

AMO Waterfront Training Facility, Dania Beach, FL, 2003 – (completed)
Provided the structural design for this unique waterfront training facility for the American Maritime Officers (AMO) including 300 linear feet of anchored/cantilevered steel sheetpile bulkhead with 24” x 24” concrete cap and total wall height from seabed of approximately 13 feet.  Additional structures included a 5-ton capacity double-arm lifeboat davit supported with six 14” x 14” p.s. concrete piles and a single-arm boom pedestal crane supported with four 14” diameter augercast piles.

Lummas Landing Riverfront, Miami, FL, 2003 – (seawall completed, dock pending)
Designed waterfront facilities along the Miami River in support of “City of Miami Riverfront Redevelopment.” Design included 270 linear feet of concrete panel/pile wall with 42” x 24” cap and 12” x 12” p.s. concrete king/batter piles and 665 linear feet of 11.5’ wide marginal wood dock.

USS Hoga, Hollywood, FL, 2003 – (permanent berth awarded to North Little Rock, AR)
Provided mooring analysis and structural design for submittal to U.S. Navy for potential permanent mooring berth along the Intracoastal canal for this historic 100 foot long, 350-ton USS Hoga WWII tugboat (active during the raid on Pearl Harbor in 1941).  Analysis included design of pile-supported mooring points and bresting structures based on U.S. Navy guidelines and requirements to withstand 100-year storm loading.  This application for Hollywood, FL was one out of four other competing locations.

Jade & Villa Magna Seawall, Miami, FL, 2003 – (completed)
Provided the structural design and coastal engineering technical analysis in support of a FEMA map revision for this property fronting Biscayne Bay.  Performed structural design for 660 linear feet of concrete and steel sheetpile seawall with 4.5’ x 3’ concrete cap and p.s. concrete 14” x14” batter piles to withstand storm wave loading as required by FEMA.  Maximum wall height approximately 13.5 feet above seabed. Compiled as-built documents for submittal to FEMA for final approval. 

American Custom Yacht Company, Stuart, FL, 2002 – (completed)
Designed this facilities expansion for boat yard and marina including reinforced concrete piers for 20-ton and 77-ton capacity travel lifts, and approximately 1,000 linear feet of anchored concrete panel/pile bulkhead with 30” x 24” concrete cap at elevation 12 feet above seabed.  Additionally provided the design of approximately 1,150 linear feet of timber/concrete piers and marginal docking including overwater pile-supported concrete pile cap foundations for a 180 by 105 foot covered boathouse.

Viking Yacht Company, Riviera Beach, FL, 2002 – (completed)
Provided the structural design for piers and launch pad to support a 165-ton capacity marine travel lift (255-ton total boat with lift).  Design included 90-foot long 6’ x 3.5’ reinforced concrete piers (continuous beam) with 100-foot long upland launch pad supported on concrete pile foundation.

Griffin Marine Park, Dania Beach, FL, 2002 – (completed)
Designed the structural components at this Marine Park including boat ramp and docking facilities along the Dania cutoff canal.  Facilities included a 34 by 65 foot reinforced concrete boat ramp with two 10 by 65 foot wood access piers and 10 by 45 foot floating dock with access ramp.  Additional design of mangrove planter for mitigation, and approximately 225 cubic yard of dredging for boat navigation.

South River Drive Container Port, Miami, FL, 2002 – (completed)
Designed the waterfront improvements for this container port along the Miami River, consisting of 275 linear feet of anchored steel sheetpile bulkhead and pile-supported 5’ wide by 2’ deep concrete beam/cap to sustain operation of 75-ton crane for loading/offloading.

Shake-a-Leg Watersports Center, Coconut Grove, FL, 2002 – (partial completion)
Responsible for design of bayside facilities expansion including 18 by 45 foot concrete/wood overlook pier, pile foundation for large mast-arm to withstand 145 mph winds, floating docks with access points, and 48 by 160 foot reinforced concrete boat ramp.

Lignumvitae State Botanical Site, Lower Matecumbe Key, FL, 2002 – (completed)
Provided design of this marine docking facility for the State of Florida Park Service. The two docks were located along an interior canal with a combined length of 175 linear feet, width of 8 to 10 feet, and constructed with timber framing and decking supported by 12” x 12” p.s. concrete piles. Two additional 5,500 pound capacity davits were provided for boat maintenance on 14” x 14” p.s. concrete piles overwater and 14” diameter augercast piles upland.

Brickell Townhouse, Miami, FL, 2001 – (completed)
Provided design for repair of collapsed seawall, including 300 linear feet of new 42” x 24” concrete cap and 14” x14” concrete batter-pile over the original seawall, and additional 100 linear feet of new 8” thick concrete panel seawall supported with 14” x14” concrete king-piles and batter-piles at the collapsed section.

Club Med, Port St. Lucie, FL, 2001 – (completed)
Provided design and stability analysis for shoreline stabilization along this resort fronting the Port St. Lucie River to address erosion problems and for beach protection.  Design consisted of approximately 975 linear feet of 18”-30” limestone rip-rap revetment.

Matheson Residence, Key Biscayne, FL, 2001 – (completed)
Based on the provided layout, designed approximately 140 linear feet of “anti-corrosive” anchored and cantilevered bulkhead using anodized aluminum sheetpile and 12” x 12” concrete cap reinforced with fiberglass rebar.

Eastern Floatation Systems, Inc., Baltimore, MD, 2000 – (completed)
Provided float hydrostatic and stability analysis for manufacture of floating dock systems to support EDC as “Engineer of Record”.  Analysis also included determination of structural waler system design, piling design, deflection under loading, and lateral impact analysis.

Additional Marine Structures projects:
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Key West Harbour Yacht Club, Stock Island, FL, 2007
Conducted field study to obtain tides and currents for this complex dual basin marina containing multiple culvert connections to adjacent waterways. The measured tide levels and culvert velocities were subsequently used as input and calibration data for the model simulation. Performed several alternative numerical simulations using EPA’s (Environmental Protection Agency) WASP model (Water Quality Analysis Simulation Program) to access flushing potential for State requirements and the required modifications to the system.

Plantation Point South, Plantation Key, FL, 2007
At the State’s request, a field study was conducted to determine if an upland wetland area was tidally connected to the Atlantic Ocean through subterranean porous rock.  Through the use of multiple upland water level gauges and a single gauge at the ocean it was concluded that the wetland was isolated from tidal influences.

Lignumvitae Key State Botanical Site, Lower Matecumbe Key, FL, 2001
Provided assessment of flushing potential for permitting of docking facility along canal network for the State Park Service.  Conducted a tide level and current study to provide input and calibration data for subsequent model simulation.  Performed numerical simulation using EPA’s WASP water quality model and authored final report for submittal to State.

Florida Keys National Marine Sanctuary (FKNMS), FL, 1996-1999
Assisted NOAA (National Oceanic and Atmospheric Administration) in the investigation of a vessel grounding that destroyed over 1.5 acres of sea grasses in the FKNMS.  Conducted field study of tides and currents and assisted in hydrographic survey data processing. Co-authored report detailing primary physical restoration plan and costs estimates for construction. Provided subsequent follow-up report after additional impact from hurricane Georges (1998).

Cape Florida Bill Baggs State Park, Key Biscayne, FL, 1996
Provided modeling support using EPA’s WASP DYNHYD for this large wetland restoration project to assess the feasibility of several different configurations of canal networks and flushing culverts. Assisted in the final report submittal and development of the construction plans.

Turks and Caicos Islands,1996
Provided assessment of flushing impacts for different causeway alternatives across this large estuary in the Caicos Islands.  Conducted an 8-day field study acquiring tide levels and currents to provide input and calibration data for subsequent model simulation.  Performed numerical simulation using EPA’s WASP DYNHYD hydrodynamic model for final report to client.

Mosquito Island, British Virgin Islands, 1996
Conducted an oceanographic and meteorological study for this proposed cruise ship mooring location in the eastern Caribbean.  Deployed and maintained two wave and current gauges and one meteorological station for approximately a two month period.  Co-authored the final oceanographic report summarizing results of wave energy spectral analysis and correlation to wind and current data.

Aransas National Wildlife Refuge, Aransas Pass, TX, 1993
Conducted field studies to determine the impact of ship waves and wind waves on erosion along the banks of the Intracoastal Waterway and adjacent wetlands of the Wildlife Refuge.  Responsible for field instrumentation including wave probes, current meters, meteorological station, PC data acquisition systems, boat operations and transportation.  Co-authored final report to the US Corps of Engineers.

Additional Hydraulic and Oceanographic projects:

Beach Club, Hallandale Beach, FL, 2004
Provided analysis for storm-induced erosion and wave transformation along this 9 acre beachfront development in support of FEMA map revision. Technical analysis included establishment of offshore storm wave parameters, quantification of dune erosion, determination of wave height parameters and wave runup, and assessment of the Primary Frontal Dune (PFD).  Assembled final submittal package for FEMA approval.

Margaret Pace Park, Miami, FL, 2001
Authored feasibility study for assessment of proposed park structures under FEMA 100-year storm requirements.  Analysis included determination of wave loading and effects of ramping and deflection on proposed structures.

Additional FEMA projects:

The Mark at Brickell, Miami, FL, 2008 (also see Marine Structures)
Marine Resource Center, Key Largo, FL, 2008
Snapper Point, Key Largo, FL, 2008
Tarpon Point, Lower Matecumbe Key, FL, 2007 (also see Marine Structures)
Scattolini Residence, Cudjoe Key, FL, 2006
Koblick Property, Key Largo, FL, 2005
Brickell Key Seawall, Miami, FL, 2005 (also see Marine Structures)
Ice Condominium Seawall, Miami, FL, 2004 (also see Marine Structures)
Jade & Villa Magna Seawall, Miami, FL, 2003 (also see Marine Structures)

Regency Spa, Hallandale, FL St. Regis, Bal Harbor, FL Ocean I, Sunny Isles Beach, FL Ocean II, Sunny Isles Beach, FL Ocean Grande, Sunny Isles Beach, FL Sayan, Miami Beach, FL Wyndam, Miami Beach, FL Dania Fishing Pier, Dania Beach, FL MOP3, Deerfield Beach, FL Cabana, Miami Beach, FL

Fortune House, Ft. Lauderdale, FL Flatotel Sea Spa Palace, Miami Beach, FL Behar Residence, Golden Beach, FL Franco Residence, Golden Beach, FL Jade Beach, Sunny Isles Beach, FL Jade Ocean, Sunny Isles Beach, FL The Beach Club I, II, and III, Hallandale, FL Riviera, Hallandale Beach, FL Trump I, II, and III, Sunny Isles Beach, FL Paramount Beach, Sunny Isles Beach, FL

Iconbrickell, Miami, FL Mediterranea, Coral Gables, FL Terra, Miami Beach, FL Murano Grande, Miami Beach, FL Murano at Portofino, Miami Beach, FL Ocean III, Sunny Isles Beach, FL Ocean Four, Sunny Isles Beach, FL Riviera Condominium, Hallandale, FL  DYL, Coral Gables, FL  Miami Watersports Center, Miami, FL AMO Training Facility, Dania, FL Apogee, Miami Beach, FL

Las Olas Beach Club, Ft. Lauderdale, FL Campo Sano, Coral Gables, FL Icon, Miami Beach, FL Paramount Beach, Sunny Isles Beach, FL Ocean Grande, Sunny Isles Beach, FL Town Center Park, Sunny Isles Beach, FL Trump Hollywood West Parcel, Hollywood, FL Trump I, II, and III, Sunny Isles Beach, FL The Beach Club I, II, and III, Hallandale, FL Grove Harbor Marina, Coconut Grove, FL Roger West Residence, Palmetto Bay, FL Westbrook Residence, Coral Gables, FL