Spiral shaftless screw screen Spiraltec - Aqualitec

Spiraltec Case Study

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Screentec Case Study

 City of Everson (WA) - Headworks’ Improvement  Scope of Work

 Previous installation  Installation of the Spiral Screen Spiraltec  Conclusion


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 Scope of Work  Replace the current mechanical screen  City has to comply with the Biosolids rule*

* All biosolids (including septage) or sewage sludge must be treated by a process such as physical screening (3/8’’) to significantly remove manufactured inerts prior to final disposition.

(Department of Ecology – State of Washington)


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 Scope of Work  City of Everson Technical ID HYDRAULIC CONDITIONS Influent: Raw Municipal Average flow: 0.9 mgd Peak flow: 1.5 mgd

SPACE REQUIREMENTS - FOOTPRINT Depth: 5’ (1,524 mm) Channel Width: 12’’ (304 mm) Equipment Width: 11’’ (280 mm) Perforated Plate: ¼’’ (6mm) Installation angle: 35° Weight: 770 lbs (350 kg)


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Spiraltec Case Study WASTEWATER TREATMENT EQUIPENT

 Previous Installation  Headworks with a mechanical screen

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 Previous Installation  Issues 

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Have to comply with the Biosolids rule Previous screen: ½’’ spacing

 Structural Constraint 

Narrow channel, width = 12’’

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 Installation of the Spiraltec

 Aqualitec’s R&D suggested the Spiral Screen Spiraltec, in order to comply

with the biosolids rule using the existing structure. www.aqualitec.com www.aqualitec.com

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Previous

Current


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City of Everson, WA – Spiraltec


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 Installation of the Spiraltec  Benefits  Biosolids rule  Structural Constraint

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City complies No structural changes

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 Conclusion  5 Reasons to buy Spiraltec: 1. Fits into narrow structures 2. All in one solution 3. Requires minimal maintenance (Easy brushes replacement) 4. Customizes to any footprint (small to large) 5. Easy to install

 Contact Informations


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