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Headwalls with penstocks
Headwalls with penstocks for flow control at culvert inlets and outfalls. Precast concrete or GRP units with integral penstock gates. Isolation, throttling and emergency shut-off for surface water, foul drainage and SuDS. Specified for highways, rail, treatment works, rivers and coastal sites. Options for pipe diameters, aprons, wing walls, scour protection and access.
Headwalls with penstocks - helping you find the best solution for your project.
Precast concrete headwalls
FP McCann precast concrete headwalls are designed as end connection points for outfall pipes discharging into open watercourses. Precast units are intended to reduce the need for on-site shuttering and in-situ concrete work. Their use is suited to locations where access is restricted or where environmental conditions require minimal disruption
Precast concrete headwalls with penstocks
Althon precast concrete headwalls can be supplied to site with factory-fitted penstocks. As standard, Althon offers penstocks fitted to headwalls to suit pipework from 200 up to 1500mm. When required, Althon can provide bespoke sized penstocks or headwalls
R18A Rectangular Headwall Range - precast single piece concrete headwalls
R18A rectangular, single-piece concrete headwalls have a separate toe extensions and can accommodate twin-wall, uPVC or clay pipes up to 600mm, or concrete pipes up to 525mm. Available with 1080mm back wall heights; 3 depths of toe in 300 and 500mm thickness; fixed to the headwall using threaded rod, nuts and washers, and high-strength, non-shrink
Precast concrete headwalls with factory-fitted options
Althon Headwalls are made from precast concrete for connecting pipes, culverts, and box culverts to open watercourses. To prevent erosion, the range includes models for standard, angled, rectangular, and bespoke applications, with options for factory-fitted accessories and compliance with UK water authority standards: precast concrete headwalls
Precast Concrete Headwalls - SUDS compliant concrete outfalls
Althon manufactures a large range of precast concrete headwalls, covering pipes, culverts and box culverts. Precast headwalls are a cost-effective and practical alternative to in-situ construction. Designed for use in SUDS drainage schemes, for protecting watercourse outfalls from erosion and providing a compliant, durable discharge point across a
Rectangular channel precast concrete headwalls
Rectangular Channel Headwalls are made from precast concrete for managing outfalls, with backwall heights from 775mm to 1275mm and pipe openings up to 750mm diameter. Single or multiple pipe openings, channel extensions, and fittings for gratings, handrails, and flow control devices are available: precast concrete headwall for rectangular channels
Marshalls Civils & Drainage precast concrete headwalls connect pipework up to 900mm to open watercourses, controlling erosion and soil loss at discharge points. Made from precast concrete, these headwalls are supplied in three sizes with various height options and can be pre-fitted with gratings, Hydro-Brakes®, Penstocks, or Non-return Flap
Headwalls with penstocks - helping you find the best companies for your project.
Althon
Althon precast headwalls offer a cost effective alternative to in-situ structures for connecting pipework discharging into open watercourses. All drainage pipes discharging into open watercourses, such as swales, ditches, ponds and rivers, should be fitted with an appropriate Althon headwall. Althon headwall units can be pre-fitted with a range of
FP McCann
Manufactures precast concrete headwalls that provide an end point to outfall pipes into open watercourses including rivers, culverts, and collection and balancing ponds. The range can accommodate pipe diameters from 150 to 2100mm and is suitable for use with box culverts. Accessories such as flap valves, penstocks, silt traps, handrails and safety
3 Drumard Road, Knockloughrim, Magherafelt, BT45 8QACroom Concrete
Manufactures precast concrete headwalls for drainage outfall connections into open water areas, including ponds, swales and rivers. The headwalls are available in standard or bespoke sizes. Standard headwalls can accommodate internal pipe diameters up to 1600mm. Available accessories include flap valves, penstocks, safety grates and handrails
Off Church Road, Croom, Republic of IrelandJKH
The company manufactures a range of headwalls suitable for all drainage outflows into open water. Outside pipe diameters of up to 1800mm can be catered for. Most headwalls in the range are made from precast concrete, with glass-reinforced concrete products also available. Custom options include fitted flow control devices, handrails, flap valves
Chiswick Avenue, Mildenhall, Bury St Edmunds, IP28 7AYMarshalls
Marshalls manufactures off-site precast concrete headwalls designed to connect pipe outflows into open water courses
Landscape House, Premier Way, Lowfields Business Park, Elland , HX5 9HTTracey Concrete Stanton
Manufactures precast concrete headwalls for drainage outfall connections into open water areas including collection ponds, swales and rivers. Products can accommodate clay, concrete or plastic pipelines and can be adapted to a bespoke configuration as needed. The strength and durability of the precast concrete headwalls preserves the surrounding
Old Rossory, Sligo Road, Enniskillen, BT74 7LFWaterfront Fluid Controls
Manufactures a range of precast concrete headwalls for drainage outfall connections into open water areas including collection ponds, swales and rivers. The headwalls can accommodate clay, concrete or plastic pipelines, and area available in four standard sizes that can also be adapted to suit bespoke configurations. Also manufactures and supplies
Suite 8, Maritime House, 143 Woodville Street, Glasgow, G51 2RQ
