YOU NEED A COMMERCIAL DIVING TEAM !
From airlifting to zebra mussels, Marion Hill Associates, Inc. is your answer to underwater problems from A to Z. Since 1980, Marion Hill Associates, Inc. has provided various commercial businesses and government agencies with the finest and most safety conscious commercial divers in the United States.

With combined field experience greater than a half century, the Marion Hill Associates, Inc. staff has the knowledge and experience to accommodate all of your underwater needs. Our dive crews work hand in hand with your project manager and staff from the early planning stages through project completion; providing technical support to guarantee the safest, most cost effective and timely solutions to even your most complicated marine problems.

PIPELINE INSPECTION
Marion Hill Associates, Inc. offers complete navigable and non-navigable waterway pipeline inspections, including penetrations, that conform to Department of Transportation specifications. All inspections include standardized reports and profiles showing information in a clear and concise format. Surveys are performed in either of two timely and cost effective methods.

ZEBRA MUSSEL CONTROL
Zebra mussel control is a serious problem in the marine enviornment. Once infestation has occured, sites must be cleared and cleaned completely. After the site is free of infestation, then control measures should be implemented to prohibit future infestation. As zebra mussel specialists, Marion Hill Associates,Inc. can perform all of the functions in nothing but the best environmentally friendly manner.

POTABLE WATER TANK INSPECTION
Marion Hill Associates Inc. has specialized in potable water inspection and cleaning for over a decade. Our experience allows us to clean, inspect and repair your tanks with minimal or no loss of service, including fire protection. Visual inspection includes pitting, internal coating adhesion. seams and welds, paint conditions, intake/outlet structures, bottom floor plating and depth of existing sediments. All inspections include both audio and video recordings, as well as full written reports.

POWER PLANT SPECIALISTS
For the past 21years, Marion Hill Associates, Inc. has been serving the power industry with a full range of underwater services. Whether hydroelectric, fossil or nuclear, all diving is performed under A.D.C ( Association of Diving Contractors) guidelines, which meet or exceed OSHA standards. From inspection to repairs, Marion Hill Associates, Inc. is available 24 hours a day, 365 days a year for all of your underwater needs.

DEEP WATER SPECIALISTS
Deep water diving requires special expertise as well as state-of-the-art equipment. Our own USCG approved, double lock recompression chamber, which is available 24 hours a day, 365 days a year, and our ability to perform surface supplied mixed-gas dives means Marion Hill Associates, Inc. knows few limits to deep water work. Our divers are fully qualified in hybaric chamber systems; clinical, commercial and military. All deep air diving operations to 170 FFW and mixed-gas operations to 280 FFW follow the strictest ADC standards. Marion Hill Associates, Inc. is the answer to all your deep water needs.

DAM, MARINE STRUCTURES AND PILINGS
Marion Hill Associates, Inc. provides our customers with a variety of services in the field of marine structure maintenance and construction. Pile encasement-jackets and wraps, underwater concrete and expoxy, concrete placement, patching, waterplugs and repointing are just a few of the specialized capabilities that Marion Hill Associates, Inc. offers. Our vast experience in underwater erosion protection allows us to provide the customer with an evaluation of their future needs.

HARBOR DREDGING, TRAVELING WATERSCREEN, INTAKE CLEANING AND REPAIR
When dredging a harbor, dive support provides a more complete and accurate job. Marion Hill Associates, Inc. provides a variety of support services for harbor maintenance which include pumphouse maintenance, traveling waterscreens, trash racks, intake valves, pump intakes and intake structure cleaning, inspection and repair. Marion Hill Associates, Inc. offers our customers a simple solution to all their intake and dredging problems. Give us a call 24 hours a day, 365 days a year.