These are some of the unusual things that we have been asked to clean.
Fly ash from the inside of 3 four-story boiler heat reclaim units. (8 gpm @ 1500 psi)
Clean the inside of railroad grain hopper cars (spoiled grain) sticking to walls. Did 7-800 of them. (Rotary nozzles 3000 psi)
Clean the inside of HVAC Ducts that had several inches of flour and cinnamon in them (bakery). (Wet and dry)
Spent Sulfuric Acid from inside of 10” pipes. (10,000 psi @ 10 gpm)
Truck scales at coal mine. Was frozen and the temperature when we cleaned it was –15 degrees below zero! (Zero nozzles 3000 psi 200 degrees)
Removed interior insulation from HVAC Ducts supplying heat and air conditioning to an enclosed swimming pool at a resort. (By hand)
Clean the interior of a 12,000-gallon stainless water tank. Tank was 30 foot high and 12 foot wide. The only opening to put people in was a manhole in the side at the bottom. Used pipe and clamp scaffolding and built platforms to work from. (Soda blaster)
We cleaned the interior of buildings at the local sanitary plant after they were flooded. They had a major rain event. (2000 psi and heavy degreaser)
We removed graffiti from automobile bridge that goes over our areas drinking water supply. (Soda Blaster)
Clean kitchen grease exhaust systems that go over offices, operating rooms, etc., 2 blocks from where we park our truck! (1500 psi, heavy degreaser)
Removed residual coal from 100 coal cars. (Vac truck).
Clean railroads maintenance of way equipment on the Main Line! (Normal type cleaning)
Removed paint from billboard sign frames without hurting the paper signage! (Water blaster 10,000 psi no chemical)
100% paint removal from a 100-year-old Victorian Style house. (Potassium Hydroxide based stripper and low pressure @ 8 gpm).
Cleaned bird droppings from main electrical entrance of a local manufacturing plant. They had shorted out! Of course it was after dark and raining! (Just water 1500 psi or so)
Cleaned up 7-800 gallon soy oil spill in a food plant. (Kitchen degreaser hot water and a lot of vac’ing)
Dust from overhead pipes, conduit and top of equipment and structural beams. (Dry with HEPA vacs.)
Cleaned selected equipment at a forging plant. Flywheel on one press was 25 feet in diameter and was 30 feet off of the floor on top of the press. Had to clean it by hand, customer would not allow using water in that area! (Degreaser with an electro solvent rinse/wipe.)
Clean the interior of 16-story garbage chute in a dormitory. (Spinner, rotary tips, degreaser, 200 degrees, 3000 psi.)
Clean 100,000 square foot of floor in an old manufacturing plant that has no floor drains! Was to dirty to use surface cleaners. (Used both of our unit’s wands only. Prewashed, straight Sodium Metasilicate degreaser, power rinse 3000 psi, 200 degrees, Tennant sweeper to pick up the water. When pumping we were putting down about 16 gpm. I estimated that we used well over 10,000 gallons of water!)
Dave Olson