Annonce. +33 (0)4 70 48 48 00 Fax +33 (0)4 70 45 19 83 AquaCell Gamme de produits 3 Module Wavin AquaCell 4 Domaines d’emploi 5 Limites d’emploi. 12. Download +44 1709 856300 Website Contact manufacturer Products related to this literature View all products (26)Jan 7, 2021 12:00:00 AM. Clip and peg connection system. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. Buy Aquacell Plus Inf. 5500m³. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. co. com. The Soakaway Boxes are manufactured to the same exacting standards as other high-quality brands such as the Wavin Aquacell crates. Wavin – Aquacell Lite regnvandskassette / faskine. 5 Stormwater design, supply & installation – sorted. Aquacell faskiner - 300 x 210 cm. AquaCell systems are the answer to the effective management of excessive rainfall, whether through attenuation or infiltration solutions. Wavin HDPE is a complete soil, waste and vent system of pipes and fittings, manufactured from high-density polyethylene (PE HD). Units are assembled to create an underground structure as either a temporary storage tank or soakaway. • installation guidance • regular. Esővíz Webáruház - Aquacell - Az egyre nagyobb tető és burkolt felületű beépítettségek, valamint a nagy intenzitású esőzések miatt fokozott szükség van a csapadékvizek közmű előtti szabályozására. Wavin AquaCell Core-R Product & Installation Guide . The new Wavin AquaCell storm water infiltration units have some very unique design features. AquaCell Plus-R has been developed to add extra design scope to any AquaCell installation. £60. AquaCell Core-R can also be used in both landscaped and deep soakaway applications. Wavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. 1 System Description Wavin HDPE is a universal system approved for pipe installation in buildings to DIN 19535 and DIN EN 1519. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. Wavin Limited Edlington Lane Edlington Doncaster South Yorkshire DN12 1BY Tel: 01709 856300 Fax: 01709 856301 Agrément Certificate e-mail: info@wavin. The stackable design also makes AquaCell space-saving. Hep 2 O pipe comes off the coil straight but is highly flexible for fast and easy installation. Available with a full range of ancillaries. The system is a fully BBA approved, modular SuDS technique for managing stormwater. 1. A Wavin AquaCell rendszerek megbízható, bizonyított és sokoldalú megoldást jelentenek a rendkívüli esőzések kezelésére. Attenuation tank installation made faster, simpler, safer and more sustainable. Wavin AquaCell Core-R Product & Installation Guide . 22 Pages. Made from virgin polypropylene, Aquacell will deliver 50 years of high performance and low maintenance. 2. Wavin – Aquacell fiberdug / geotextil til 2 stk. 3. The Q-Bic Plus geocellular system has been uniquely engineered to combine ease of access and speed of installation. Installation must comply with the installation instructions. TwinWall is a cost effective pipe system intended for use as a direct alternative to all non-pressurised gravity drain systems other than where Local Authority adoption is necessary. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. EPIC JR12:L731/L71121/L2123 J3413:X721 CI/SfB (52. 5 Per m3. Wavin AquaCell Core-R Product & Installation Guide. HANDOVER AND WARRANTYWavin | WavinMore literature from Wavin Ltd View all literature (141) Wavin AquaCell Core-R Product & Installation Guide . AquaCell Eco is manufactured from specially reformulated, recycled material and has been designed for shallow, non-trafficked, landscaped applications. A polipropilén szikkasztó blokkokból épített rendszerekkel lehetőség van a teljes csapadékmennyiség. More info about AquaCell NGThe AquaCell NG system equips contractors, civil engineers and installers with a powerful new advance in the construction of surface water management tanks. Du kan bruge. AquaCell Eco is NOT suitable for locations subject to high. The Wavin Core-R Modular Unit is part of the AquaCell range of geocellular systems that is a fully tried and tested, BBA approved, modular technique for managing excessive rainfall. Polystorm Lite has been specifically designed for non-trafficked applications. Wavin Hep2O push-fit; Tigris K1 press-fit; Tigris K5 press-fit; Tigris M5 press-fit; Mains Supply. Rapid install: Cold weather safety concerns for the install team. Show more. The designer should allow for any such likely effects when choosing an appropriate value of φ. Service you would expect from a trusted UK company. enquiry@wavin. The Wavin Core-R Modular Unit is part of the AquaCell range of geocellular systems that is a fully tried and tested, BBA approved, modular technique for managing excessive rainfall. Wavin AquaCell System: Product and Installation Manual Wavin Flow Control Range: Product and Installation Manual Wavin Commercial Rainwater Re-use System: Product Overview Wavin Poly-Concrete Channel Systems: Product and Installation Manual Wavin Quickstream Siphonic Roof Drainage Systems: Product and Installation Manual. AquaCell Core-R units are a fully tried and tested modular technique for managing excessive rainfall. Wavin AquaCell Core-R Product & Installation Guide . Once the trench is excavated, clean aggregate should be used to surround the WavinCoil pipe. Az Aquacell NG felett gyalogos és gépjármű terhelés is lehetséges. <p>AquaCell geocellular systems are a BBA approved, modular technique for the effective management of excessive rainfall. Search. Backed by more than 60 years of product development experience, Wavin is advancing life around the world by buildingThrough innovative design AquaCell NG represents a significant advance in the effective management of surface water and attenuation. - Alsó elem. We expected the installation to take 10 mintues, but it took about three times as long to get a stable installation. uk 3AquaCell Eco is manufactured from specially reformulated, recycled material and has been specifically designed for use in limited depth, non-trafficked areas such as domestic gardens and similar landscaped sites. And, because every team is fully immersed in every aspect of Wavin’s stormwater solutions, installation is faster, more effi cient and right fi rst time. A Wavin AquaCell rendszerek megbízható, bizonyított és sokoldalú megoldást jelentenek a rendkívüli esőzések kezelésére. Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant. . STORMWATER MANAGEMENT SYSTEMS Introduction to OSMA from Wavin Contents STORMWATER MANAGEMENT SYSTEMS Contents STORMWATER MANAGEMENT SYSTEMS Product & Installation Guide 2005 General Introduction 4 Stormwater Management Systems 4–5 AquaCell 4 AquaCell Lite 4 Garastor 5 The AquaCell principle 5 Overview of AquaCell Systems 6 How. uk CHANNEL DRAINAGE SYSTEMS Introduction to OSMA - from Wavin 2 OSMA From Wavin. Q Bic Plus Wavin is a recognised market leading manufacturer in stormwater solutions, and the expertise we have gained through 15 years of. 5 metres, with a minimum cover depth of 0. Our project design team will calculate the optimal configuration of your installation. It is suitable for installations to a maximum depth of 1. To download BIM Revit files, please visit My Portal. More literature from Wavin Ltd View all literature (141) Wavin AquaCell Core-R Product & Installation Guide . The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. Quick and easy to install, Aquacell Lite units are made from virgin polypropylene and will give at least fifty years’ maintenance-free service. Osma Black Aquacell Eco 1000mm x 500mm x 400mm Unit Non-Trafficked. AquaCell Core-R units are a fully tried and tested modular technique for managing excessive rainfall. : 191822800. The product range includes pipes and fittings with dimensions between 40mm and 315mm. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. co. Aquacell faskiner - 300 x 210 cm. Reduce the risk of flooding and its consequences by providing for better, more comprehensive and co-ordinated water management. Domestic gardens. Geocellular attenuation tanks are lightweight and have been specifically designed to be easy to install. The stackable design also makes AquaCell space-saving. fragt, 1-2 dage. Email: technical. Can be brick-bonded for extra stability. The product range includes pipes and fittings with dimensions between 40mm and 315mm. 8 . Push-fi t shaft options for easy installation. 1. push-fit connectors that click into place without pegs, clips or tools to enable installation in half the time of comparable units. AquaCell Plus-R has been developed to add extra design scope to any AquaCell installation. Main requirements The two key requirements are: zTo provide a smooth level base on which to construct the system (Fig. Features include hydrodynamic running outlets that handle 30% more rainwater than similarly sized competitive systems. (kg) Longueur (mm) Largeur (mm) Hauteur (mm) Condit. stk. 17,70 kr. Help. Loosening of dense sand or softening of clay by water can occur during installation. 6LB025 - Eco unit 160 mm. Add to basket. Wavin Ltd Variant:. 2 Identification 1. Aquacell stormwater management system . Help. Multiple base confi gurations. Wavin AquaCel Core. Each can be used as a standalone system or different unit types can be mixed together in layers. Together with Wavin you will overcome on-site. Units are assembled to create an underground structure as either a temporary storage tank or soakaway. 33,75 kr. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket. 3 metres in best soil conditions. The optimal solution for fastest installationand total access for inspection. AquaCell Core-R has been designed for use in deep applications, subject to regular and heavy traffic loadings, e. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. Installation Guide Template – MS Word. Řešení: Systém Wavin AquaCell obalený geotextilií. Wavin -Bic us IM 5 The Q-Bic Plus system is modular in its design and comprises of easy to install components that can be designed to create a tank or soakaway to suit the needs of a specific site. Martin Lambley, Senior Product Manager for Urban Climate Resilience at Wavin, talks to Phil Alsop of Water Magazine to discuss Wavin’s major focus on sustainability throughout the water cycle, with SuDs, greywater and rainwater harvesting solutions front and centre. Without groundwater present below base of units – AquaCell Plus-R may be used where groundwater is present, contact Wavin for technical advice. AquaCell Core-R can also be used in both landscaped and deep soakaway applications. </p><p><br></p><p>There are three types of AquaCell unit. 365 kr. It is suitable for installations to a maximum depth of 1. AquaCell Plus-R has been developed to add extra design scope to any AquaCell installation. UIC Chamber requires only 3 shaft sections to build up to maximum depth (fewer than competitors). £24. by Wavin Ltd Favourite . General enquiries: 0345 456 9594. The stackable design also makes AquaCell space-saving. It’s the practical, proven and long-lasting solution to attenuation and infiltration, whatever the project parameters. 2. Wavin Part number 6LB150. Return to: Osma 4" Drain System. 68 Loose sand and gravel 18 30 2. Without groundwater present below base of units – AquaCell Core-R may be used where groundwater is present, contact Wavin for technical advice. Safer than open or above ground storage structures. The units have identical dimensions but are manufactured to perform. 3. Wavin HDPE is a universal system approved for pipe installation in buildings to DIN 19535 and DIN EN 1519. Category only All categories. Wavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. Easy to handle and quick to install. KM 577328 Licence 130830. Due to their lightweight and therefore ease of handling, the AquaCell units can be quickly assembled on site. Catalog code Wavin ANG-IU EAN Number 5011479297285 SAP number 000000000003092874 General specifications. VVS-nummer: 191822000. It offers significantly enhanced design freedom, easy and speedy installation and seamless access. A wide range of fittings are available to accommodate any plumbing job. Customer Services: 0844 856 5152 Technical Advice: 0844 856 5165. The stackable design also makes AquaCell space-saving. a. Through innovative design AquaCell NG represents a significant advance in the effective management of surface water and attenuation. Wavin Aquacell Plus is designed for attenuation and infiltration installations subject to heavy traffic and high groundwater levels. 30. The unit can be used in combination with AquaCell Core-R and Eco (providing there is at least one layer of AquaCell Core-R in between the Plus-R and Eco layers). Clip and peg connection system. 3 and Fig. AquaCell systems are the answer to the effective management of excessive rainfall, whether through attenuation or infiltration solutions. 5) (90. The unit can be used in combination with AquaCell Core-R and Eco (providing there is at least one layer of AquaCell Core-R in between the Plus-R and Eco layers). BIO-BLOK® faskine 80 HD G. The UK's leading manufacturer and supplier of plastic drainage piping solutions for above and below ground projects. </p><p><br></p><p>There are three types of AquaCell unit. The new Wavin AquaCell infiltration units have been designed for fast installation. txt) or read online for free. Wavin Trigon 45-46 Barrier pressure pipe potable water system 25-32mm45-46 Introduction to Wavin Stormwater Management Systems 47 Wavin Vortex Valves 48 Vortex Flow Control Valves 48 Wavin AquaCell 49-51 AquaCell system 49-50 51 Wavin Q-Bic Plus 52-53 Inspectable & cleanable infiltration/ attenuation system 52 Wavin Garastor 54. £103. This aggregate should be to a. 3 Crates per m3, 60 Tonne Rated. UIC Chamber requires only 3 shaft sections to build up to maximum depth (fewer than competitors). Soakaway Crates are quick & simple to install and a variety of size-configurations can be easily formed. : Hurtig installation (3 x hurtigere end den tidligere blå model); et åbent design der muliggør inspektion og rensning; stabelbart design, der sparer plads på byggeplads og lager; push. The unit can be used in combination with AquaCell Core-R and Eco (providing there is at least one layer of AquaCell Core-R in between the Plus-R and Eco layers). NBS Events and webinars ; Corporate. F gas certified. To get started with the Inspection Chamber Selector, you'll need to know the following: Site address and postcode. Wavin AquaCell EPD for 6LB102 . The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. Wavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. NBS Events and webinars ; Corporate. by Wavin Ltd Favourite. Infiltration and Attenuation Systems Product and Installation Guide CI/SfB (52. Wavin Part number 6LB025. The units have identical dimensions but are manufactured to perform. Buy Wavin Aquacell Eco Inf. Buy 6lb600 Wavin 500mm Silt Trap 1. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. The components are explained below: Column Unit Connection Plate (Available with a 160mm dia open socket or 315mm dia open socket. En raison du changement climatique, nos villes doivent faire face à des nombreux défis tels que les inondations, les sécheresses, l'épuisement des nappes phr. 5. Backed by more than 60 years of product development experience, Wavin is advancing life around the world by building AquaCell systems are the answer to the effective management of excessive rainfall, whether through attenuation or infiltration solutions. Wavin Stormforce Brochure. 22 Pages. </p><p><br></p><p>There are three types of AquaCell unit. 10 11 For the total installation of the AquaCell NG the following steps have to be performed: 2. We offer a range of silt traps, flow control units and adaptors are also available to complete the system. Wavin Vortex Valves Product Overview . AquaCell Wavin systems design philosophy: Garastor* Design considerations Design information checklist General considerations Environmental considerationsWavin | WavinWavin AquaCell - Surface water attenuation . Installation must comply with the installation instructions. 3. VAT. co. 20 Pages. From clean water distribution to accessible sanitation, climate resilience. Product specifications and selection. Without groundwater present below base of units – AquaCell Plus-R may be used where groundwater is present, contact Wavin for technical advice. star. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. 99! Installation Guide Template: Table of Contents. Made from virgin polypropylene, they will give at least fifty years’ service. HANDOVER AND WARRANTYAquaCell Core-R can also be used in both landscaped and deep soakaway applications. Select countryTipptex « Részletek ». Unit 200l 6lb200 - £224. Wavin | WavinWavinEsővíz Webáruház - Aquacell ECO - Cikkszám: 1420001 - Az egyre nagyobb tető és burkolt felületű beépítettségek, valamint a nagy intenzitású esőzések miatt fokozott szükség van a csapadékvizek közmű előtti szabályozására. Varenr. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. Download +44 1709 856300 Website Contact manufacturer Products related to this literature. The stackable design also makes AquaCell space-saving. Diameter of the outgoing pipe. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. I nogle tilfælde anvendes faskinerne også i forbindelse med kloakseparering hvor regnvand og. pr. Download the brochure. Choose from over 88 Football competitions, and place a Football bet, either for an outcome (to Back) or against it (to Lay). info@theNBS. The units have identical dimensions but are manufactured to perform. Wavin AquaCell EPD for 6LB102 . Tigris K5 press-fit. 51) May 2009/rev February 2010 WM424 Uniclass EPIC JR12/JS10 L731/L71121/L2123 J3413 X721 Intelligent stormwater solutions by Wavin For residential, commercial, industrial and infrastructure applications Wavin AquaCell Core-R Product & Installation Guide. Wavin Inspection Chambers Product & Installation Guide . 33,75 kr. Wavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. And all gutter fittings feature wide, retained seals providing a secure, watertight fixture with the. AquaCell Core-R units are a fully tried and tested modular technique for managing excessive. Silt Traps; Waste water. </p><p><br></p><p>There are three types of AquaCell unit. Polystorm-R has been designed to provide surface water retention, surface water attenuation or surface water infiltration as a soakaway solution at a variety of depths in trafficked and loaded areas. Single-source stormwater system installations. Wavin AquaCell 2 Wavin Tél. From attenuation tank configuration to selecting inspection chambers, calculating pipe deformation values and more, our suite of technical tools is designed to take work off your shoulders, boosting efficiency and accuracy. StormForce - the single-source stormwater management solution. 1. fragt, 1-2 dage. Any installation using AquaCell Eco must NOT be subjected to additional loading at any time. ACO RainDrain Channel and Galvanised Grating A 15 - 118mm x 97mm x 1000mm. 3. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. For up to 1. Backed by more than 60 years of product development experience, the business is tackling some of the world’s toughest challenges through pioneering in water and sanitation management, indoor climate control technologies and durable, adaptable and. The units have identical dimensions but are manufactured to perform. A polipropilén szikkasztó blokkokból épített rendszerekkel lehetőség van a teljes csapadékmennyiség. Select country Tipptex « Részletek ». NET FrameworkWavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. Wavin - The Best Way to Build An AquaCell Tank Wavin Asia 711 subscribers Subscribe 0 Share 36 views 1 year ago AquaCell a geocellular unit for. Mit 60 Jahren Erfahrung in der Produktentwic-klung trägt Wavin dazu bei, das Leben auf der ganzen Welt zu verbessern, indem es gesunde und nachhaltige Umgebungen für die Menschen in aller Welt schafft. De Wavin AquaCell kratten zijn gemaakt van 100% gerecycled en 100% recyclebaar kunststof (PP) - en daarmee volledig circulair. Loosening of dense sand or softening of clay by water can occur during installation. Lay 100mm of suitable bedding material. KM 577328 Licence 130830 . o. Graf Rain Bloc Stormwater Attenuation Crate - 3. 2 Legislation 1. Tigris K1 press-fit. Available with a full range of ancillaries. OSMA ChambersWavin Inspection Chambers Product & Installation Guide. 89 kr. AquaCell units can be used to attenuate or infiltrate excess water, reducing the risk of. Over 30 years on the job experience. 1 view 3 minutes ago. by Wavin Ltd Add to collection. | inkl. Made of 100% recycled plastic, modular construction and good resistance to traffic loads. Buy Aquacell Silt Trap Bk 500x1250 6lb600 - £1058. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. A Wavin AquaCell NG rendszer illeszkedik a RAl minőségi előírásaihoz. Water Management PRODUCT AND INSTALLATION MANUAL CI/SfB (52. co. Download +44 1709 856300 Website Contact manufacturer Here you can find our brochures, technical manuals and [email protected] following features are applicable to all AquaCell units: BBA Approved – certificate No. The Wavin Core-R Modular Unit is part of the AquaCell range of geocellular systems that is a fully tried and tested, BBA approved, modular technique for managing excessive rainfall. VAT. Stock Code: WV6LB025: Price: £113. Read more on Hep 2 O compatibility. 16 Wavin AquaCell Systems PIM Customer Services: 0844 856 5152 Technical Advice: 0844 856 5165 Minimum cover and maximum installation depths to base of units from ground level, in best soil conditions This chart shows how deep each unit can be used for. The unit can be used in combination with AquaCell Core-R and Eco. My Account. 2. The sustainable infiltration crate Wavin AquaCell makes strong underground rainwater supply at your business premises possible. Ultimately, our goal is to achieve Net Zero Carbon emissions by 2050. Wavin is Europe’s largest supplier of plastic pipe systems in terms of product range, innovation, logistical servicesWavin Aquacell Lite Regnvandskassette 192 liter 400 x 500 x 1000 mm 100 % Genbrugsplast. AquaCell Core-R units are a fully tried and tested modular technique for managing excessive rainfall. Support articles ; Submit a support ticket ; Feedback ; Quick links. The AquaCell range can be used as either a temporarystorage tank or as a soakaway, and is suitable for applications including landscaped areas, parks, domestic. Wavin AquaCell stormwater infiltration and attenuation tanks can be constructed using these modular cells or units to help manage storm water run off and reduce flood risks. Trigon PE barrier system; MDPE Service Pipes; Rainwater & Stormwater. 1. | inkl. The stackable design also makes AquaCell space-saving. 2m depth. uk website: British Board of Agrément tel: 01923 665300 Bucknalls Lane fax: 01923 665301 Watford [email protected] Limited Edlington Lane Edlington Doncaster South Yorkshire DN12 1BY Tel: 01709 856300 Fax: 01709 856301 e-mail: info@wavin. AquaCell Plus-R has been developed to add extra design scope to any AquaCell installation. Download centre. It is suitable for installations to a maximum depth of 1. PDF - 329 KB. Wavin Part number 6LB200. design@wavin. Without groundwater present below base of units – AquaCell Core-R may be used where groundwater is present, contact Wavin for technical advice. Minimum 18” depth. Can be brick-bonded for extra stability. Rainwater collection and treatment, storage, release and transportation. AquaCell ECO is manufactured from specially reformulated, recycled material and has been designed for shallow, non-trafficked. Service you would expect from a trusted UK company. Wavin – Aquacell fiberdug / geotextil til 2 stk. 4m Vertical loading 21. Aquacell Beregning (BOM) Med beregningsprogrammet (BOM) for regnvandskassetter kan du hurtigt beregne, hvor mange kassetter, bundplader og sideplader, du har brug for i projektet. Wavin AquaCell domestic silt trap 250mm depth 750mm 6LB300. The components are explained below: Column Unit Connection Plate (Available with a 160mm dia open socket or 315mm dia open socket. 25m Depth - £664. How to use the Inspection Chamber Selector. The Q-Bic Plus geocellular system has been uniquely engineered to combine ease of access and speed of installation. Attenuation and infiltration can help to control the level of surface water, especially in areas prone to flooding or heavy rains. com. Support articles ; Submit a support ticket ; Feedback ; Quick links. Harnessing 100% accurate content and intelligent design assistance fuels a boost in productivity that delivers invaluable efficiencies at. Review of Profile Design Aquacell hydration system for triathletes and cyclists. Wavin Osma RoundLine. The unit can be used in combination with AquaCell Core-R and Eco (providing there is at least one layer. comInstallation Instructions Wavin product & solutions Plumber General builder Construction professional Waste water. HDPE Soil, Waste and Vent System 1. 34K subscribers. Wavin | Wavin2023-11-08 11:07:20. online. 2. A typical method statement for installation of the units is provided in Appendix 6. Wavin – Aquacell clips til sammenkobling, 2 stk. The AquaCell NG system equips contractors, civil engineers and installers with a powerful new advance in the construction of surface water management tanks.