Ship and Barge Dock – Mississippi River at Baton Rouge
ExxonMobil Refinery

Berths 1, 2, 3, & 4 Dock Congestion Reduction Project

Structural condition surveys, analysis and design to upgrade Berths 1, 2, 3, & 4 to handle 3-800 FT 96,000 DT tankers and barges on inside simultaneously. Original facility constructed in 1940's. Construction included extension of Berth 1, the addition of a downstream turning dolphin to allow barge tows safe access to inside face of berths, increasing capacity of tanker mooring hooks, extension of barge fleeting dolphins, addition of bridge access to captive barge facility. 1992, 1993, 1994.

Overall Dock Maintenance Program

Annual structural condition surveys; above & below water metal thickness readings, planning and prioritizing repairs; upgrading mooring equipment and structure to handle large ships; design strengthening of dock structure, concrete deck surveys, reinforcing steel corrosion repairs, deck sealing, 1990 to present.

Berth 5 Condition Survey and Repairs

Field condition survey, structural analysis and design of emergency repairs supporting trusses, bents, and drift-fender in Berth 5, 1990. Construction documents for upgrades in Phases, 1990, 1991, 1992.

Dock Office Protection Dolphin - Liquid Logistics Project

Analysis and design of dolphin to withstand low velocity, ninety degree impact of barges inside of refinery dock at intersection with dock operations office, extension of fender system and installation of Chem Plant Loading Arm; 1995.

Upstream Barge Berthing & Mooring Dolphin

Analysis and design of new replacement dolphin to handle berthing and mooring of coker feed barges at the upstream end of refinery dock. The replacement dolphin designed for berthing and mooring 4 loaded barge coker feed tow; 1996.

Berth1 thru 5 Major Maintenance Improvement Project

Structural condition surveys, analysis, design, risk assessments, repair prioritization, and construction sequencing for replacement of corroded steel with efficient bracing arrangements for installation during continuous tanker operations. Thermal spray coatings and pile cathodic protection jackets designed for piles to remain in service indefinitely. Construction accomplished over several years of low water seasons starting in 2010.

Xylene Project - Loading Arm & Hoist Towers

New hose handling hoist / light towers and support for Xylene loading arm, 1996.

Barge Mooring Improvement Project

Engineering analysis and design to provide safe barge Mooring & access on Outside of Berths 1,2,3,4,5 and Inside of Berths 1,2,3 for high water and low water considerations. Approx 744 barge mooring points provided; 2000 – 2001

Berth 5 Tanker Breasting & Mooring Upgrade

To enable safe mooring of Panamax and Handymax tankers positioned at the loading arms and clusters in Berth 4 during the full range of river conditions, design of pile supported dolphins on the inside of Berth 5 and strengthening of the existing Berth 5 structure was performed. To enable concurrent loading of tanker on the arms in Berth 4 and an Aframax tanker on the arms in Berth 2-3, mooring hooks in the vicinity of the Berth 3 - Berth 4 connection were upgraded. 2022.

Coke Terminal Facility – Mississippi River at Baton Rouge

ExxonMobil - Upstream of Baton Rouge Refinery

Structural and marine condition survey of the original Solvay shipping terminal constructed in 1935, converted for coke handling use by ExxonMobil. Survey of floating dock barge exhibiting flooding 19 of 32 compartments due to leaks, design of structural repairs and fender protection for existing an upstream 11 bent structure. Based on evaluation of stability of the dock barge performed by sub-consultant naval architect, replacement of the floating dock barge was planned. Design of structural connections of replacement barges, monopiles with berthing fender element connections to replacement barges, and a cargo barge pulling system were performed; 2020.

Grane Terminal Facility - Mississippi River at Convent, Louisiana

Zen Noh Grain Terminal Loading Facility

Construction of a mail ship dock structure supporting berthing, mooring, and loading equipment for Panamax freighters; construction of a main barge dock structure, continuous fendering on the inside face of the main dock and along both faces of the barge dock to allow parallel unloading of 2 barges in the barge slip and barge fleeting on the landside of the barge dock; turning dolphins at the upstream and downstream exposures of the barge loading slip; access bridges and lift spans from land to the ship and barge structures; 2017

Coke Dock Facility – Mississippi River at Gramercy, Louisiana

Rain Carbon CII (Formerly Owned by Kaiser)

Coke Handling Gantry - Analysis and repairs of gantry handling ship and barge traffic. Analysis involved plate theory following a number of failures in tower legs; 1974.

Coke Dock Underpinning - Design of emergency repairs to support dock structure following riverbank slide failure; 1973.

Coke Dock Improvement Plan - Preparation of overall dockimprovement plan for existing facility handling raw coke and calcined coke. Study covered fendering systems for barge and ship usage; barge pulling, mooring, and breasting systems; ship and barge access systems; barge hatch cover handling means; improved maintenance lifting systems; evaluation of approach ramp capacity; 1977 Engineering Study.

Ship and Barge Access Installation - Preparation of contract drawings for implementing barge and ship access systems and required fender protection; 1980.

Coke and Coal Handling Facility - Preliminary design and cost estimate of dock expansion to handle combined coke and coal.

Coke Dock Main Platform and Dolphin 2 - Structural repairs of bracing and piles following marine vessel accident; 2022.

Ship and Barge Terminal – Mississippi River at Burnside, Louisiana

Ormet Corporation

Sheet Pile Cell Repairs - Field condition survey and designof repairs to cell support structures damaged by barge traffic; 1986

Fender System - Preliminary design for new continuous fender system for barge traffic; 1988

Engineering Estimate

Dock Structure Repairs - Repairs to plate girder-rails supporting traveling gantries, 1990.

Fuel Oil Dock – Mississippi River at St Gabriel, Louisiana

Willow Glen Station (Formerly owned by Entergy)

Berthing & Mooring Dolphin No. 7 – Design of upstream dolphin to handle berthing and mooring of multiple barge tow, high current conditions, addition of barge mooring hooks. to provide safe operations over full range

of river elevations; 2003

Main Platform & Dolphins 3 & 4 Fender Systems – Rehabilitation of hanging fenders systems; change to state of the art fender elements; addition of barge mooring capacity, addition of barge access gangways; 2003.

Main Platform and Dolphin 1 Structure – Addition of batter piles on the main platform needed to handle increased berthing energy of larger tankers and strengthening of deck beams needed to support increased loading of new loading arms. Addition of piles and installation of increased capacity mooring hooks to meet current PIANC guidelines on Dolphin 1; 2021.

Bauxite Unloading Facility – Mississippi River at Gramercy, Louisiana

Atalco. (Atlantic Alumina Co., formerly Kaiser Aluminum and Chemical Corp)

Dock Structure Repairs - Failure analysis and design of emergency repairs to dock structure supporting traveling gantries; Repairs completed; 1989.

Gantry Additions & Dock Load Distribution Study – Addition of pollution control equipment to Gantries; Evaluation of load distribution and deflection of dock structure, 1976 Engineering Study.

Mooring Dolphin - Design of new ship Mooring Dolphin to replace collapsed dolphin, 1994

Barge Access System - Design of additions for multi-level barge accessto provide safe “ walking” access to barges; 1995

Overall Dock Maintenance Program - Annual structural conditionsurveys; planning and prioritizing repairs; upgrading of mooring equipment to handle large ships; design of strengthening of dock structure; 1991 to present Continuing Engineering.

Ship Mooring Evaluation - Mooring analysis for larger vessels, condition survey of existing mooring equipment and structural framing, recommended improvements, final design and contract documents; 2002 Continuing Engineering

Breasting Dolphin 2 Repair – Emergency repair of Dolphin 2 following marine vessel accident; 2022.

Container Loading Structure

Port of Baton Rouge, Baton Rouge, La

Structural analysis of existing pile supported deck exposed to 225,000-pound axle loads of container loading equipment. Analysis of roadway mat foundation; recommended details for

transition between pile supported deck and mat roadway; 2003 - 2020

Port of Baton Rouge, Mississippi River at Baton Rouge

Dock 2 Fender System – Replacement of existing fender system to handle Aframax, Panamax, Handymax petroleum tankers, and Panamax freighters loading sustainable biomass at the Drax Biomass Wood Pellet Storage and Loading Facility; 2015

Dock 1 - Dock Extension – Dock 2 – Replacement of ship mooring equipment and structural strengthening of dock structures to handle mooring loads meeting PIANC current guidelines; 2015.

Northern Petroleum Terminal Expansion – Expansion of existing barge dock consisting of 2 dolphins with a and a floating barge dock to a ship and barge dock designed to handle Aframax, Panamax, Handymax petroleum tankers; Bid advertisement mid-2025.

Ship Loading Facility – South Shore Jamaica, W.I.

ALPART (Alumina Partners of Jamaica)

Ship Pier Evaluation

Condition survey of Alumna loading and fuel oil unloading facility, recommended priority

of repairs, 1991. Engineering Study

Mooring analysis for vessels calling on port, berthing analysis of existing pier structure, condition survey of main pier frame, mooring equipment and concrete deck, recommended repairs, 1998. Engineering Study

Ship and Barge Terminals - St. Croix, V.I.

Virgin Islands Alumina Corp.

Fender Repairs - Condition survey and repair recommendations -Ship unloading and loading terminals, 1989. Engineering Study

Ship and Barge Terminal – Mississippi River at Burnside, Louisiana

Ormet Corporation

Sheet Pile Cell Repairs - Field condition survey and design of repairs to cell support structures damaged by barge traffic; 1986

Fender System - Preliminary design for new continuous fender system for barge traffic, 1988

Dock Structure Repairs - Repairs to plate girder-rails supporting traveling gantries, 1990.

Barge Terminal – Mississippi River at Baton Rouge, Louisiana

Stauffer Chemical Company

Terminal Modifications - Addition of upstream dolphin including barge access platforms; repairs/addition of dolphin following barge accident and loss of structure, 1976.

Barge Unloading Facility – Intercoastal Canal at Port Allen

Ramsay Scarlett

Sheetpile Bulkhead Structure Barge Docking Facility – Corp of Engineer permit documents for bank preparation, design of sheet pile structure for earth retainage plus crane surcharge, 1977

Barge Unloading Facility – Bayou Casotte at Gulf of Mexico

Pascagoula Mississippi

Mississippi Chemical Corporation Fertilizer Plant

Barge Loading Dock - Condition survey and recommended repairs to concrete structure, 1978 Engineering Study

Tanker Dock – Mississippi River at Convent, Louisiana.

Marathon Oil Co., Finley, Ohio

Engineering study and preparation of permit documents for 80,000 dwt tanker dock (alternate site for Marathon refinery prior to purchase of ECOL refinery, the present

location). Estimated Cost.

Barge Dock Facility – Mississippi River at Port Hudson, Louisiana

Ramsey Scarlett (Georgia Pacific Mill)

Site Feasibility - Preliminary Design - Site evaluation, preliminary design and estimate for barge facilities handling wood chips to include 4000 linear feet on conveyor, 1988.

Barge Loading Dock – Mississippi River at Mt. Airy, Louisiana

Apex Oil Co. (formerly Mt. Airy Refining Co.)

Master Plan - Engineering study to develop master plan for dock

expansion, 1979

Dock Expansion - Addition of mooring dolphins to existing dock;

additional berthing dolphins and loading platforms including

connecting walkway & pipe supports, 1980.

Barge and Tanker Dock – Mississippi River at Sunshine, Louisiana

Coral Petroleum, Houston Texas

Preparation of permit documents and preliminary design of

combination barge and tanker dock, 1979

Tanker Dock – Mississippi River at Sunshine, Louisiana

Petro United, Memphis, Tennessee

Feasibility study for the conversion of an existing barge

facility to a 70,000 dwt tanker dock, 1981. Engineering Study

Dock Expansion - Engineering study and preliminary design

for the expansion of an existing barge dock to a 40,000 dwt

tanker dock, 1991.

General Cargo Dock - Lower Old River at Simmesport

Pt. Coupee Parish Port Commission, New Roads, Louisiana

Barge Facility - Preparation of contract documents for construction of concrete general cargo dock, 1975

General Cargo Dock - Saudi Arabia

U.S. Partners, Houston, Texas

Engineering feasibility study for a precast concrete general cargo dock, cast in U.S. and shipped to site for construction, 1977

Barge Dock Facility – Mississippi River at Port Hudson, Louisiana

Ramsey Scarlett (Georgia Pacific Mill)

Site Feasibility - Preliminary Design - Site evaluation, preliminary design and estimate for barge facilities handling wood chips to include 4000 linear feet on conveyor, 1988.

Barge and Ship Bulk Handling Dock – Mississippi River at Davant, Louisiana

Electro-Coal Terminal

Conveyor Tower Cell Structure - Design of supplemental pile and concrete structure to relieve conveyor transfer tower loads from damaged sheet pile cell, 1995.

Fender System Upgrade - Design of replacement fender system for barge traffic, to be installed in phases over several years, 1996 – 2000.

Dolphin Improvements - Design of upstream and downstream dolphins to protect captive

Barge for coal unloading operation, 2000.

Wharf & Terminal Structures – Bayou Casotte at Gulf of Mexico

Port of Pascagoula, Pascagoula, Mississippi

Terminals E & F and G & H

Structural condition survey, concrete testing and evaluation, design and rehabilitation of the Terminals. Repairs To 250,000 SF of pile supported structure over water, 1998 – 2000.

Wharf & Terminal Structures – Bayou Casotte at Gulf of Mexico

Port of Pascagoula, Pascagoula, Mississippi (continued)

Terminal G & H Piling Corrosion Evaluation - Condition survey, structural analysis of wharf and terminal steel pipe pile conditions in saltwater environment; evaluation of performance of steel pile wrap systems; evaluation of need for cathodic protection; 2003. Engineering Study

Terminal A Fender System Evaluation. Fender System evaluation, condition survey & analysis of problems with recently installed fender system, recommended fender improvements, 2003. Engineering Study