grit removal Articles
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PISTA 360 with V-FORCE Baffle - Small CSO Headworks - Case Study
The Shamokin Coal Township (Penn.) Joint Sewer Authority’s 2015 treatment plant upgrade and expansion, centered on two primary goals: long term control to mitigate overflows emanating from combined sewers and enhanced biological treatment capability. In order to deal with the surge events and protect the new downstream process equipment, the design team focused on augmenting plant ...
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PISTA 360 with V-FORCE Baffle - Municipal Headworks - Case Study
When the City of Rogers designed and specified a new headworks facility at its award-winning wastewater treatment plant, they followed their internal philosophy to “do the very best job we can.” Grit removal had previously caused problems following large flow surges that often overwhelmed the original grit and scum system. True to their philosophy, plant staff undertook a thorough ...
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Duraplus replaces steel pipe at the Sacramento Regional Wastewater Treatment Plant Case Study
In early 2002, it became clear that maintenance on the grit removal system at the Sacramento Regional Wastewater Treatment Plant (SRWTP) was required. Moving 100+ million gallons per day (MGD) of grit was quickly wearing out the original steel pipes, and replacement was needed. After testing several piping systems, the SRWTP decided to replace a section of steel pipe with DuraplusTM Industrial ...
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9 Bicom Project - Case Study
Customer: Biwater Turkey Branch (Istanbul/Turkey) Project Name: 9 Bicom Projects (Libya) Manufacturing year: 2009 Scope of supply Manufacturing of steel platforms, ladders, gratings, covers, lamella pack supporting systems etc. (Σ: ~ 40.000 kg); Material: CS + Galvanizing Manufacturing of stainless steel channels in various sizes (Σ: ~ 6.900 kg); Material: AISI 304 28 ...
By ASTIM A.S.
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PISTA 360 with V-FORCE Baffle - Municipal Headworks - Case Study
In the Sonora capital city of Hermosillo (Mexico) commenced plans for construction of a large new wastewater treatment plant that would handle and treat 90 percent of the flow generated by the area’s 1,000,000 residents. Project plans specified a conventional velocity channel grit removal system to protect the plant’s multiple extended aeration treatment basins. Project plans ...
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Indianapolis, Indiana Installations - Case Study
Maintain solids in suspension to prevent build-up in grit removal system for a dry weather flow of 70 MGD. SPECIAL REQUIREMENTS: The pulsed air mixing system is provided in JS101 B to suspend solids which settle out following grit removal so they can pass on downstream for further removal or treatment. Keeping solidsfrom accumulating in JS101B will minimize or eliminate the need to periodically ...
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PISTA VIO - Municipal Headworks - Case Study
Part of a 2016 expansion project, the Elkhart Wastewater Treatment Plant improved its grit removal efficiency and wet weather capacity by installing PISTA® VIO™ Grit Chambers in existing detritor grit basins. Unlike the other technologies considered, the PISTA® VIO™ allowed utilization of existing infrastructure in addition to providing improved efficiencies and capacities. ...
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IPEX Double Containment PVC System Protects Chemical Lines at North Toronto Wastewater Treatment Plant Case Study
Originally commissioned in 1929, the North Toronto Wastewater Treatment Plant is one of four wastewater treatment facilities operated by the City of Toronto. Located in the Don Valley, the plant currently serves a population of about 55,000. The facility operates at a rate of about 7.5 million gallons per day (mgd) with major treatment processes that include screening and grit removal, primary ...
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Case study - Crystal lake wastewater treatment plant
Challenge: The City of Crystal Lake is located about 45 miles northwest of Chicago with a population of nearly 45,000 people. Like many wastewater treatment plants, urban sprawl and suburban development puts the Crystal Lake Wastewater Treatment Plant near a host of commercial and residential neighbors, including a high school immediately west of the plant. Plant managers were very forward ...
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PISTA 360 with V-FORCE Baffle - Municipal Headworks - Case Study
For many years, the unified City-Parish Department of Public Works in Baton Rouge, La., has undertaken monumental capital improvements to expand its wastewater collection and treatment infrastructure. Following decommission of one WWTP and diversion of flows to an expanded and upgraded South Plant (SWWTP), the City-Parish estimated that more than $36 million per year will be saved in future ...
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Development of wet pre-treatment and pulper technology
Since 1984 BTA is involved in activities in the area of waste pre-treatment. This process was first implemented in 1986 in a pilot plant. The patented BTA-Process is consisting of the following main steps: - Wet pre-treatment of waste with separation of the contaminants and production of a pumpable suspension- Sand separation by a hydrodynamic grit removal system- Digestion of the suspension in ...
By ORBIT e.V.
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Glendale, AZ, Treatment plant protected by SewerGard - Case study
Project: Glendale West WWTP Expansion Location: Glendale, Arizona Owner: City of Glendale Engineer: Malcolm Pirnie - Phoenix, AZ General Contractor: Sundt Constructors, Inc. - Tempe, AZ Applicator: Optco - Gilbert, AZ Sauereisen Representative: Roger Bird, RNS Distributing, LLC Products: No. 210T SewerGard Method of Application: Trowel application. No. 210T was first applied as a ...
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Oradea WWTP Project - Romania - Case Study
Customer: PWT (Germany) Project Name: Oradea WWTP Manufacturing year: 2006 Scope of supply 2 pcs. 6,7 m. Longitudinal Grit- Grease Scraper Unit with airlift mechanism for grit removal, by rail system, dry parts St- 37 and wet parts is AISI 304 1 pcs. Ø 30 m. Primary Sedimentation scraper with half rotating bridge, sludge scraper mechanism, material of dry parts is St- 37 and ...
By ASTIM A.S.
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Advanced water reuse plant protected by HUBER RPPS MBR Screens - Case study
The city of Goulburn in NSW recently opened its new $32 Million state of the art wastewater treatment and reuse facility. As part of the upgrade, Hydroflux Epco Pty Ltd supplied three HUBER Inclined Rotary Screens to screen the sewage through 2mm perforations in order to provide protection to the downstream membranes from solids and rag accumulation. Each screen can process 162 L/s of sewage ...
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Energy Savings, Mixing, & Odor Control- Industrial & Municipal Wastewater (ID168) - Wastewater Treatment Plant USCAWW-LOC465.001 - Case Study
Topics: wastewater ,industrial, complete mix, odor control, sludge reduction, energy savings Overview: This wastewater treatment plant (WWTP) consists of two separate treatment avenues for residential and industrial wastewater flows. The industrial waste stream varies seasonally, and comes from food processing wastes from poultry processing, baby food processing, and winery waste. Average ...
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STEM Drive Mixing system eliminates accumulation in wet well and allows removal of rags and grit at new headworks facilities - Carlisle WwTP - Penn, USA - Case Study
The Carlisle Regional Water Pollution Control Facility, a 7 MGD wastewater treatment facility, serves the Borough of Carlisle and portions of North Middleton, South Middleton and Middlesex Townships. Constructed in 1981, the raw wastewater enters the facility through a gravity sewer over 20 feet below grade. The raw wastewater discharges into a pump station wet well, where it is lifted to the ...
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CH#831 - Municipal Wastewater Treatment Plant
Introduction The Wastewater Treatment Plant is a rotating biological contactor treatment process preceded by bar screening, grit removal and primary settling. Subsequent to the secondary treatment process, the flow stream enters a chlorine contact tank and then goes to the receiving stream. The program study was started on March 4th. The objectives were a recovery from filamentous infestation, ...
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Primary Treatment Methods for Suspended Solids in Wastewater
Primary treatment methods for suspended solids in wastewater can seem like a daunting task. Indeed, when it comes to managing and treating wastewater, one of the biggest hurdle often is… The primary treatment of suspended solids in wastewater. This is what separates an average water management system from a sustainable one. However, if you don’t know how to effectively remove ...
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Rotating biological contactor
A rotating biological contactor or RBC is a biological treatment process used in the treatment of wastewater following primary treatment.[1][2][3][4][5] The primary treatment process removes the grit and other solids through a screening process followed by a period of settlement. The RBC process involves allowing the wastewater to come in contact with a biological medium in order to remove ...
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Case study - oil removal prior to evaporation
Customer: Locomotive Service Company located in Texas - repair and maintenance of railroad locomotives and cars. The Problem: Customer installed a water evaporator system to reduce waste water volume and disposal costs. Evaporator system included a small oil/water settling tank, but no oil skimming system. Customer needed an automatic oil skimming system to continually remove the ...
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