Most recent article for: lift station

Over 22 Tons of Material Removed from 52 Feet Below Grade

February 25, 2021
Wastewater Visibility News

A Hazardous Challenge Met by USST Crews and Equipment In an urban area of Central Florida, two wet wells had filled up rapidly with rag, FOG, and sand and grit material. These structures serve as master lift stations for a city, (commercial and residential areas) keeping wastewater moving 52 feet below grade to the wastewater treatment facility. U.S. Submergent Technologies’ (USST) equipment was able to remove this stubborn material from the depth required and our crews came in to meet this challenge head-on, safely, and efficiently. “This is the deepest wet well we have cleaned and might be the deepest in Florida,” said Paul Del Favero, Operations Manager at USST. “I applaud our team and their continued emphasis on safely getting the job done.” Safety is the most important thing at USST, and a deep well is one of the most dangerous structures to clean in our industry. Our crews undergo competent person confined space entry training and possess hundreds of hours of experience for this type of job. USST also factors in precautions such as fall protection, atmospheric monitoring, explosion-proof ventilation, OSHA-10 training, and intrinsically safe lighting. Additionally, our patented and versatile equipment can handle removing a wide range of waste found in wastewater especially from deep wells. Approaching this challenging project with the highest safety measures, USST crews employed a 60-foot ladder, Davit Arm, SRL winch, six-point harnesses, lifelines, and full PPE gear when moving in and out of these underground structures. The wet well structures were drained down and gates and pumps were locked out and tagged out to ensure there was no engulfment risk. Using our patented Combination3® Truck’s powerful vacuum, crews removed over a foot of material expeditiously and without issue. USST’s vacuum delivers nearly double the CFM of a standard vacuum truck, which allows our crew to remove large amounts of wastewater residuals from 52 feet below grade and complete the job on schedule.  In total, capacity was restored after 22 tons of material was removed from both deep well structures quickly and safely for the city’s wastewater system. USST employs a variety of methodologies to capture debris using our versatile, one-of-a-kind Combination3® Truck and expertly trained crews, to learn more please call 844-956-1129 or email info@ussubmergent.com.
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May 21, 2018

Wastewater Visibility News

80-Cubic Yards of Sand and Grit Removal from Lift Station

Challenging Confined Space Entry in Anastasia Island Anastasia Island’s Wastewater Treatment Facility (WWTF) was experiencing reduced pumping capacity due to accumulated solids in their influent lift station, a facility with a permitted capacity of 4.95MGD.  Due to the challenging nature of the 35-foot deep structure, Anastasia Island’s wet well hadn’t been cleaned in several years, resulting in the accumulation of a significant amount of material. “The pump station consists of four Gorman-Rupp self-priming solids handling centrifugal pumps,” explained James Overton, P.E., at the St. Johns County Utility Department (SJCUD).  “Due to grit and rags that accumulated, one pump was completely

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March 26, 2018

Wastewater Visibility News

One Truck, One Tool

23-Foot Deep Lift Station Cleaned While in Operation Tallahassee’s Summerbrooke lift station was due for scheduled maintenance, needing both FOGs on the surface and sand and grit on the bottom removed.  While this could have proved to be a challenging situation, the USST crew and equipment was able to restore capacity quickly and efficiently. USST’s Field Supervisor, Paul Del Favero, arrived with a team prepared to remove debris from wet or dry conditions.  Our patented Combination3® equipment allows our crew to remove debris from water surface and structure bottom without additional equipment or repositioning. “Our truck is uniquely equipped to

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November 20, 2017

Wastewater Visibility News

Lift Station Maintenance Made Easy

REDUCE THE RISK OF SANITARY SEWER OVERFLOW IN WET WELLS Wet well and lift station maintenance are a frequent source of concern for most wastewater collection systems. Performing regular maintenance can be difficult due to access challenges, costs associated with shutting down pumps, and confined space entry permitting and safety issues.   Wastewater systems rely on lift or pump stations to transport collected wastewater to a treatment plant.  Lift or pump stations typically include two to three pumps for redundancy — all of which require periodic inspection and maintenance.  More often than not, a wastewater facility may only have one operable

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