Sports Field Irrigation Access Irrigation Guide to Football/Rugby Pitch Irrigation Guide to Sports Irrigation A guide for Groundskeepers page Contents Company profile 3 Football/Rugby pitches introduction 4 Manual systems 5 Spot watering system specification 6 Strip watering system specification 7 Semi-automatic systems Travelling sprinkler system specification Automatic systems Pop-up sprinkler system specification 8 9-11 12 13-15 Pricing guides 16-19 Technical information 20 Rega travelling sprinkler 21-22 Espa multi pump 23-24 Heron Ti240 controller 25-27 Lowara GV booster set 28-30 Hunter I-Core controller 31-34 Hunter I40 pop-up sprinkler 35-36 Hunter G995 pop-up sprinkler 37-38 Design and pricing guides/Football or rugby pitch watering Rev: 1 Dec 15 Access Irrigation has been involved with the design and installation of irrigation systems for over 40 years. Many of these projects involve systems for the sports industry from Football and Cricket clubs to Bowls clubs. As irrigation is a specialist subject, and in a sports environment vital to ensure the enjoyment of players and spectators alike, we thought we would produce a booklet aimed specifically for the needs of groundskeepers and anyone else who has the responsibility for maintaining a club’s biggest asset. This booklet covers typical Football/Rugby pitch watering systems, along with some technical information on individual products and components. As a company, Access Irrigation can provide specialist advice and detailed costs for each project, along with full specifications for the client. Where funding is being sought Access can provide basic costing and technical details to aid the process, along with tender specifications if required. We do hope that you will find this guide helpful. Our website is packed with helpful information including downloadable specific product information and an on-line shop where new and replacement parts can be purchased directly. Look out for our SPORTS section on the website and in our catalogue. If you have any comments on the guide, or would like any advice on any existing or proposed irrigation projects, please give myself or any of our Sales team a call. Regards Mike Briley Sales Director Access Irrigation Ltd Crick NORTHAMPTON NN6 7XS Tel: (01788) 823811 Fax: (01788) 824256 Email: [email protected] Website: www.access-irrigation.co.uk 3 Football/Rugby Pitch Watering Introduction A good playing surface is essential for any field sport, and for a Football or Rugby club, the condition of the pitch determines the enjoyment and challenge of the game for players and spectators alike. The Groundskeeper has the unenviable task of keeping the pitch in peak condition in all weather conditions. Feeding, scarifying, mowing and aerating, the list is endless so having a suitable irrigation system will help cut down on one job at least. When the weather is dry for long periods of time, it’s too late to start thinking about how you are going to water. In fact its difficult to get any water to penetrate a rock hard backed surface. A properly thought out solution needs to be in place ready for action before its too late to do anything. Encouraging root growth is the key to ensuring a tough, sustainable playing surface. Implementing a proper watering regime with the right equipment can help with this. A pitch doesn't usually need watering on a daily basis - just once or twice a week should be sufficient. However, it is important that the right amount of water is applied and spread evenly across the grass area. If your budget is limited, and a mains water supply is the only option, it is a good idea to find out exactly what flow and pressure is available (download our guide or watch our video), then you can select or design a suitable system around this. We have designed some standard kits to ease the selection process but we can always adapt or design something specifically for you. The following pages detail the most common types of pitch watering systems. If you would like to discuss your specific requirements you can contact us by phone or email. 4 Manual Systems Spot watering kit Sprinklers in action A simple and low cost method of providing the water required is to use mobile sprinklers. These consist of lightweight metal bases fitted with 3600 sprinkler heads, linked together with flexible hose. These are easy to set up and relocate as they use ‘Geka’ twist lock fittings for coupling and uncoupling. Covering the pitch in as few moves as possible without outstripping the available water supply is the aim, and two systems are available as standard off the shelf kits. The smaller kit is designed to provide spot watering anywhere on the pitch. The larger, more sophisticated kit, is designed to water a strip the width of the pitch. Both systems have been sized to operate directly from an average mains water supply, saving on the cost of an additional pump and water storage tank. Both systems after initial set up and watering has taken place are then relocated. A standard impact sprinkler head, which covers a diameter of around 19m, is used and this is mounted on a robust metal sled base. This unique design not only provides stability in operation but also enables them to be dragged, whilst still coupled, across the pitch surface for easy retrieval or repositioning without damaging the pitch surface. Both systems are easy to store, simply disconnect the linking hoses from the individual sprinkler bases, couple the hoses together and then coil up. A hose trolley can help with this and the sprinkler bases can then be collected and stored separately. When using the larger strip system a weeks amount of water (21mm) is usually applied at each position. This equates to a run time of approximately 6hrs. The line of sprinklers is then moved along the pitch to the next position. A pitch can be fully covered in around 2-4 days, depending upon the operating window. To make things easier a supply pipe could be positioned down one side of the pitch and quick take off points positioned at each of the strip positions. To avoid interfering with play this would normally be buried and the quick take off valves fitted inside underground valve chambers. The strip system comes complete with a battery timer to automate the watering operation and this is available as an option on the spot system. For prices and drawing see drawing reference 5201. 5 Spot Watering System Specification Scope of Design A mobile pitch watering system for spot watering, comprising 3no sled base sprinklers. Sprinkler Unit The sprinkler head is mounted on a sled type riser base. The base is of metal construction and because of its unique sled design, able to be dragged across the pitch for ease of positioning /relocation. The sprinkler units are connected via 3/4” Tricoflex hose and brass Geka quick couplers. These require a simple turn in order to provide a water tight seal. The sprinkler head is a Naan 5022u type. This gives even coverage, whilst not requiring high flow or pressure, making it ideal for mains water supply connection. The watering diameter is approximately 19m. Water Supply Requirement 3no sprinklers would require 1080l/h flow and 2.5 bar pressure at sprinkler head. System set up The kit includes 100m of ¾” flexible hose, Geka connectors for each unit, Geka connectors for supply hose and 3 sprinkler unit Geka stop ends. The sprinkler units can be linked together or run separately. For storage purposes the sprinkler units can be uncoupled and the hoses coupled together. Options A hose trolley (EHRC4) is suitable for safe storage of hoses. A battery timer (EPAG01) fitted with Geka connectors is suitable for providing automatic control. 6 Strip Watering System Specification Scope of Design A mobile pitch watering system for strip watering (70m x 11.8m), comprising 7no sled base sprinklers. Sprinkler Unit The sprinkler head is mounted on a sled type riser base. The base is of metal construction and because of its unique sled design, able to be dragged across the pitch for ease of positioning /relocation. The sprinkler units are connected via 1” Tricoflex hose and brass Geka quick couplers. These require a simple turn in order to provide a water tight seal. The sprinkler head is a Naan 5022u type. This gives even coverage whilst not requiring high flow or pressure, making it ideal for mains water supply connection. The sprinkler watering diameter is approximately 19m. Water Supply Requirement 3no sprinklers would require 1080l/h flow and 2.5 bar pressure at sprinkler head. 4no sprinklers would require 1440l/h flow and 2.5 bar pressure at sprinkler head. 7no sprinklers would require 2520l/h flow and 2.5 bar pressure at sprinkler head. System set up For strip watering, the sprinkler bases are spaced at 10m intervals and will effectively cover a strip of 11.8m wide. For initial set up, locate the first base at half the distance (5m) from the corner and then connect remaining bases at 10m intervals across the width of the pitch. Repeat for remaining set ups at 11.8m intervals down the pitch .The run time to allow for one weeks watering (21mm),is approximately 6 hours in each position. The kit includes 100m of 1” flexible hose, Geka connectors for each unit, Geka connectors for supply hose, 2 Geka Y’s and 3 sprinkler unit Geka stop ends. A Galcon battery timer and two zone valves are included, enabling the system to be run in two individual zones if the water supply is not sufficient to run all sprinklers together. For storage purposes the sprinkler units can be uncoupled and the hoses coupled together. Options Hose Trolley (EHRC4) is available for safe storage of hoses. An underground supply pipe kit with quick coupling connections is available. 7 Semi Automatic System Rega Travelling Sprinkler Sprinkler in action Semi-automatic system A travelling sprinkler system can provide an easy way of watering a pitch without being too labour intensive. The sprinkler tractor is made of metal and has a 4 wheel design to give stability when operating. The fitted sprinkler head covers a diameter of 34m-38m which means the unit can cover half of the pitch in each pass. The sprinkler puts on around 12.5mm of water, so two passes will be required on each half of the pitch in order to give a week’s water (25mm-1”). Setting up The tractor unit is positioned at one end of the pitch, connected to the water supply via flexible hose. A steel cable is then pulled out and secured at the opposite end. When the water supply is switched on the sprinkler rotates and, at the same time, slowly winds back in the cable which means the sprinkler travels down the pitch providing even coverage of the pitch surface as it goes. The unit switches off when the cable is fully wound in. Total run time would depend upon pressure but, on average, would be around 12 hours. Water supply requirements As the water supply is not only providing the watering but also mechanically moving the tractor unit, a higher pressure of 3-7 bar with a flow of around 4m3/hour is required. This is beyond the range of most mains water supplies, therefore a separate water storage tank and booster pump would be required. Advantages The advantage with this system is the ease of set up. The initial cost is not excessive and the tractor can be used to provide water to several pitches. For prices and drawing see drawing reference 5202. 8 Semi Automatic System Specification Scope of Design A semi-automatic pitch watering system, comprising one Rainmobile travelling sprinkler. Travelling Sprinkler The Rainmobile Turbo is manufactured by REGA. It has four wheels for stability and pulls itself along 135m of steel cable, switching off automatically when its final position is reached or if traction is obstructed. The machine is simple to handle with approximately 15 minutes required for set-up. The turbine and gearbox are maintenance free. The machine is reasonably compact at 770mm long x 450mm wide x 440mm high and weighs 18kg. A minimum of 25mm (1”) of water is applied at each complete watering cycle (4 days allowing for tank refill). The sprinkler unit can cover an area up to 35m x 183m at each setting. Running at a speed of approximately 8.5m/h (assuming 4.0 bar at sprinkler nozzle), the machine will cover 100m in 12 hours and apply around 12.5mm of water. Each pitch will be covered with two passes of the machine. One travelling sprinkler system is sufficient to water two pitches on an 8 day continuous cycle rotation basis. Each sprinkler unit will be supplied with 100m of 1” Tricoflex hose. Tricoflex hose has a multi-layer construction with knitted reinforcement, allowing operating pressures up to 8 bar and giving excellent handling characteristics and kink resistance. The yellow outer layer is UV and abrasion resistant. A heavy-duty hose trolley on which to store and move the hose is included. The trolley is made from coated tubular steel and has pneumatic tyres and long, rubber sleeved handles for easy manoeuvrability. The trolley holds 75m of 1” hose. The trolley is approximately 900m long x 600mm wide x 1200mm high. Water storage tank The water storage tank will be made from sectional galvanised steel with a ‘Greenseal’ EDPM liner. A sectional steel lid will keep out light and debris and prevent unauthorised access. The tank will be 5.5m diameter and 2.3m high, with a capacity of 54m³. During periods of peak demand, the system will use approximately 45m³/day leaving a tank buffer reserve of 9m The tank will need to be erected on a level concrete base 150mm thick and at least 6.1m in diameter. 2 no. 25kg bags of cement and 1.4m³ of soft builders’ sand will be required when the tank is erected, to allow a mortar fillet to be placed around the inside wall of the tank and a layer of sand over the base. A 2” flexible suction pipe will link the pressurisation unit to the water storage tank via an isolation gate valve. Assuming the tank will be filled solely from the mains water supply. To enable the tank to be replenished ready for the next watering cycle a mains water supply delivering in the region of 3.75m³/hour will be required. 9 Semi Automatic System Specification cont. Pumping Equipment The water supply to the system will be provided by a pressure booster set. Which will maintain a pressure of 7-8 bar within the system at all times. The booster set will normally operate from a 3 phase power supply although single phase options are available. The pump equipment must be protected from the elements. If not in an existing building an enclosure must be supplied. This should be well ventilated to prevent heat build up. The pump must be protected from frost damage. Due to the nature of the equipment some drainage of water onto the floor is to be expected during routine maintenance or should a fault develop. It is the responsibility of the client to check the suitability of the proposed equipment and its proposed location before installation. Distribution Pipework 50mm black MDPE pipe will run from the pump set to halfway along one side of the pitch. A maximum pipe run of 75m is assumed. A hose point for connection to the travelling sprinkler will be installed at the side of the pitch. The pipe is usually buried underground to a depth of 300mm-500mm depending upon traffic over the area. Hose Points The hose point will comprise a brass quick coupling take off and key, to be installed in an underground valve chamber 230mm diameter with green plastic lift-out cover. Legionnaires Disease It is the responsibility of the user of the irrigation system / equipment to satisfy themselves that they have taken every precaution against airborne contaminated water droplets (Legionnaires Disease) when using the system. Information on Legionnaires Disease can be found on the Health and Safety Executive website, in Document L8: ‘Approved Code of Practice (ACoP) Control of Legionnaires Disease and Management in Water Systems’. Site requirements Space for water storage tank 5.5m diameter x 2.3m height (plus domed cover). Suitable concrete base for water storage tank. Sand for tank fillet and liner bedding. Suitable mains water supply for water storage tank. Space for pressurisation equipment. Space for pump base unit and for pressure vessel (if supplied). Suitable protection for pressurisation equipment. Electrical supplies: -Three phase for pump. -Single phase for controller. Trenching of supply pipework. A water supply system capable of supplying 4.0 m3h @ 8 bar. (if using existing supply). 10 Semi Automatic System Specification cont. Maintenance The system will require draining down for the Winter period to protect components from frost damage. Warranty All materials and workmanship are guaranteed for twelve months from date of invoice. The limitation of liability due to failure of goods shall be limited to the value of the goods and ACCESS Irrigation shall have no liability whatsoever for loss or damage of any sort suffered by the customer or any third party. Installation The design and supply of the equipment is for installation by others. Access will provide full drawings and instructions as required and can provide supervisory visits as required. Permissions required If water is being drawn from the public main it is a legal requirement that, before installation of the system can begin, the local Water Company be informed. If required Access Irrigation Ltd can handle these permissions, for a charge of £50 + VAT. The application process normally takes approximately three weeks. ACCESS reserves the right to charge for drawings, specification etc. if the Water Company refuses permission due to no fault of ACCESS. Legionnaires Disease It is the responsibility of the user of the irrigation system to satisfy themselves that they have taken every precaution against airborne contaminated water droplets (Legionnaires Disease) when using the system. Information on Legionnaires Disease can be found on the Health and Safety Executive website, in Document L8: ‘Approved Code of Practice (ACoP) Control of Legionnaires Disease and Management in Water Systems’. E&OE. 11 Automatic System Hunter G995 Lowara Pump Set Hunter I40 An integrated Pop-up sprinkler system gives the ultimate in pitch watering. A combination of Hunter G995 large perimeter and smaller I40 playing area sprinklers are used. The sprinklers are compacted in the soil and located below the mowing level. Under water pressure the central riser lifts and irrigates the grass area. The playing area sprinklers are fitted with soft rubber turf caps to prevent contact injuries. A total of 20 sprinklers are used to cover the pitch area. The perimeter sprinklers are operated independently and the playing field sprinklers in pairs. Because of the efficient sprinkler coverage the total running time is only around 2 hours. In addition the centre sprinklers can be used to condition the pitch prior to play. The heart of the system is the irrigation controller, which is a sophisticated mains powered unit. The controller is manufactured either by Heron or Hunter - world leaders in irrigation control. The exact type is dependant upon individual preferences and required options. Each of the sprinkler valves are operated via digital decoders. This simply means that a two core cable is all that is required to run all of the 17 sprinkler valves. To provide efficient water usage an ET (Evapotranspiration) weather station is usually incorporated, to ensure the pitch receives exactly the right amount of water whatever the weather conditions. This would be located on a post or building with aspect representative of the grass area. If the weather is sunny and hot the watering times are increased, if dull and wet they are decreased, all done without any user intervention. Water supply requirements A pressure of 7.5 bar and a flow of around 16m3/hour is required. The water and flow required mean the supply cannot be taken directly from the mains and a separate pump and tank would be required. A pressure booster set incorporating two pumps is usually specified. This is linked to an above ground sectional steel water storage tank which provides for the system and holds an additional reserve amount of water. The pumps are of the constant pressure type enabling the option of additional hand watering points if required. Advantages The major advantage with this system is the lack of user input. Once set, the system literally takes care of itself, even compensating for prevailing weather conditions. The system is also unobtrusive with no unsightly hoses or sprinklers in view. For prices and drawing please see drawing reference 5203. 12 Automatic System Specification Scope of Design A fully automatic pitch watering system comprising pop-up type sprinklers. Sprinklers Hunter Industries are one of the world leaders in sports field irrigation. The sprinklers will be arranged as a grid to ensure even pitch coverage. 14no sprinklers positioned around the perimeter and 6no sprinklers located in the playing area. Hunter G995 sprinklers will be placed around the perimeter of the pitch and I40 inside the playing area. The perimeter sprinklers would be individually controlled and the centre sprinklers run in pairs. The sprinklers would be set in the ground and compacted around with soil. Where each sprinkler is to be positioned, a saddle fitting will clamp around the main supply pipe and the sprinkler attached using a swing joint. The inner sprinklers will require separate valve chambers (3 total), these will be positioned at the edge of the pitch and separate 63mm pipes taken to the sprinkler positions. Perimeter sprinklers The perimeter sprinklers would be Hunter G995 valve in head type. These are fully and easily adjustable using a special Hunter adjustment key. No separate control valves will be required as the valve is built into the sprinkler casing. Centre sprinklers The centre sprinklers would be Hunter I40 type. These would operate in pairs and be supplied water via solenoid valves housed in an underground valve chamber positioned at the edge of the pitch. The sprinkler heads would be fitted with rubber turf caps to ensure safety. The sprinklers have opposing jets, enabling a very even and quick watering, which is useful for conditioning the pitch prior to play. Hand watering If required, underground hand watering connection points can be included in the system enabling a quick connection for watering hoses. Controller The irrigation controller is a two wire decoder type either made by Heron Electric or Hunter Industries, according to specific requirements. The controller will have a digital display and be programmable for automatic or manual operation. The option of a remote control can also be specified if required. The controller is wired to each of the sprinkler valves via electronic valve decoder. The controller is 230v ac powered. Weather station The specified controller will be linked to a sophisticated ET weather station. This will monitor rainfall and temperature and adjust the set watering times accordingly. Distribution Pipework The main supply pipe will be 90mm HDPE 12.5 bar rated, which is arranged as a ring main around the perimeter of the pitch. The ring main will be connected to the pressurisation unit using appropriate size pipework. Using this size of pipe, compression fittings can be used and there will be no need for concrete thrust blocks. The pipe is supplied in 100m coils and care must be taken when handling. The supply pipe should be buried in trenches 500mm deep. 13 Automatic System Specification cont. Pumping Equipment The Irrigation system will be supplied by a dual inverter controlled booster set. This will deliver 7.5 bar pressure at a flow of 16m3. The set is fitted with two multistage pumps in duty/assist configuration and controlled with inverters to regulate the speed as required by system demand. The booster set will maintain constant pressure within the system at all times - this has the benefit of allowing the addition of hand watering take off points if required. The pumps can be specified in three phase or single phase as required. The unit will require a suitable permanent mains electrical supply. Water storage tank The water storage tank will be made from sectional galvanised steel with a ‘Greenseal’ EDPM liner. A sectional steel lid will keep out light and debris and prevent unauthorised access. The tank will be 5.5m diameter and 2.3m high, with a capacity of 54m³. During periods of peak demand, the system will use approximately 21m³/day. This will leave a tank buffer reserve of 33m3. The tank will need to be erected on a level concrete base 150mm thick and at least 6.1m in diameter. 2 no. 25kg bags of cement and 1.4m³ of soft builders’ sand will be required when the tank is erected, to allow a mortar fillet to be placed around the inside wall of the tank and a layer of sand over the base. A 2” flexible suction pipe will link the pressurisation unit to the water storage tank via isolation gate valve. Assuming the tank will be filled solely from the mains water supply. To enable the tank to be replenished ready for the next watering cycle a mains water supply delivering in the region of 2.5m³/hour will be required. Additional Requirements/Notes The total system watering time would be approximately 2 hours, this will however, vary according to the chosen watering regime, site conditions and prevailing weather. The system would use approximately 21m³/day. The controller and pressurisation unit will require housing in a suitable enclosure for protection from the elements. Water/Power Supply Mains water supply adjacent to tank location as required. Mains power supplies for pump booster set as required Mains power supply for irrigation controller as required. Trenching The system supply pipe will need to be buried in trenches 500mm deep. (For the mains water supply for the tank, a depth of 750mm will be required). The trenches should be straight sided and free from sharp stones or flints, a cushioning layer of sand above and below the pipe is recommended. A pipe marking tape should be included when refilling trenches. All sprinklers and valve chambers should be sufficiently compacted and set at the appropriate levels. 14 Automatic System Specification cont. Maintenance The system will require draining down for the Winter period to protect components from frost damage. Warranty All materials and workmanship are guaranteed for twelve months from date of invoice. The limitation of liability due to failure of goods shall be limited to the value of the goods and ACCESS Irrigation shall have no liability whatsoever for loss or damage of any sort suffered by the customer or any third party. Installation The design and supply of the equipment is for installation by others. Access will provide full drawings and instructions as required and can provide supervisory visits as required. It is difficult to estimate the installation time required but a standard installation, once the trenching has been done, would be supply pipe one week, sprinklers one week, control equipment and commissioning one week. Permissions required If water is being drawn from the public main, it is a legal requirement that, before installation of the system can begin, the local Water Company be informed. If required Access Irrigation Ltd can handle these permissions, for a charge of £50 + VAT. The application process normally takes approximately three weeks. ACCESS reserves the right to charge for drawings, specification etc, if the Water Company refuses permission due to no fault of ACCESS. Legionnaires Disease It is the responsibility of the user of the irrigation system to satisfy themselves that they have taken every precaution against airborne contaminated water droplets (Legionnaires Disease) when using the system. Information on Legionnaires Disease can be found on the Health and Safety Executive website, in Document L8: ‘Approved Code of Practice (ACoP) Control of Legionnaires Disease and Management in Water Systems’. E&OE. 15 Rev: 1 Dec 15 Basic £40,000 Fully automatic pop-up sprinkler system to cover one pitch, including 54,000 litre galvanised water storage tank, steel tank cover, automatic pump and distribution pipework, Hunter pop-up sprinklers, control valves, Heron decoder control system, ET weather station. 5203 Design and pricing guides/Football or rugby pitch watering Guide Price (supply) Addition 1 £9105 Basic £1895 Guide Price (supply) Addition 1 £300 Addition 2 £300 Addition 3 £6430 Basic £620 Guide Price (supply) Addition 1 £300 Addition 2 £100 Basic £330 Guide Price (supply) Description: pipework. Addition 1 - supply system including, 54,000 litre galvanised storage tank, steel tank cover, automatic pump and distribution Large travelling sprinkler system , 100m of 1” hose, hose trolley, brass connection fittings. Description: Addition 3 - supply system including, 24,000 litre galvanised storage tank, PVC tank cover, automatic pump and distribution pipework. Addition 2 - 2 zone battery timer, 2 zone manifold and connection fittings. Addition 1 - hose trolley Portable strip sprinkler system basic system includes 7 no. Naan 5022U impact sprinklers on sled risers, with 100m of 1” hose. Description: Addition 2 - professional battery timer Addition 1 - hose trolley couplings. Portable spot sprinkler basic system includes 3 no. Naan 5022U impact sprinklers on sled risers, with 100m of 3/4” hose, brass quick Description: Drawing Ref: 5202 Drawing Ref: 5201 Drawing Ref: N/A Drawing Ref: Design and pricing guides/Football or rugby pitch watering Crick, Northampton NN6 7XS 01788 823811 [email protected] www.access-irrigation.co.uk Notes: Drawing Ref: 5201 Rev: 1 Dec 15 Design and pricing guides/Football or rugby pitch watering Crick, Northampton NN6 7XS 01788 823811 [email protected] www.access-irrigation.co.uk Notes: Drawing Ref: 5202 Rev: 1 Dec 15 Design and pricing guides/Football or rugby pitch watering Crick, Northampton NN6 7XS 01788 823811 [email protected] www.access-irrigation.co.uk Notes: Drawing Ref: 5203 63mm MDPE PIPE HUNTER I40 HUNTER G995 TYPICAL AUTOMATIC SYSTEM FOR PITCH 70 m Solenoid chambers (incorporating hose take off points if req) 100 m AUTOMATIC PUMP 90mm MDPE PIPE Rev: 1 Dec 15 54,000 LITRE TANK Technical information The following is a selection of typical system components. These are intended as a guide only and components may vary according to specific systems supplied. Additional product information is available to download from our website. Crick, Northampton NN6 7XS 01788 823811 [email protected] www.access-irrigation.co.uk Description Applications The large traveller is designed for sports grounds and large turf areas. The unit pulls itself along a steel cable shutting off automatically at the end of the run. Sportsgrounds Public parks Diameter: 34m - 38m @ 3 - 7 bar - Use 1"hose, 135m steel cable, waters 183m long run. Greens Large turf areas The 4 wheel model is used particularly for newly seeded and soft, as well as undulating ground surfaces. Golf courses Tree nurseries Design and pricing guides/Football or rugby pitch watering Rev: 1 Dec 15
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