Civil Engineering
Delivering complex infrastructure projects across Wales and the UK with over 50 years of civil engineering expertise.
Infrastructure
From major highway schemes to flood defence works, our civil engineering division has the experience, plant, and skilled workforce to deliver projects safely, on time, and to the highest standards. We work for local authorities, Welsh Government, utility companies, and private clients across Wales and beyond.
Highway
& Road Works
New road construction, junction improvements, roundabouts, and carriageway widening schemes across Wales and the UK.
Drainage
& Sewerage
Design and installation of surface water and foul drainage systems, attenuation tanks, and sustainable drainage solutions (SuDS).
Earthworks
& Groundworks
Large-scale cut and fill operations, site grading, foundations, and ground stabilisation for projects of all sizes.
Structures
& Bridges
Construction of retaining walls, culverts, bridge abutments, and reinforced concrete structures.
Utilities
& Infrastructure
Installation of water mains, gas, electric, and telecommunications ducting to serve new developments and infrastructure projects.
Section 278
& 38 Works
Highway adoption works including new estate roads, footpaths, street lighting, and associated infrastructure.
Aberporth Rising Main
Welsh Government
Installation and commissioning of a new 2km, 200mm polyethylene rising main at Aberporth, including connections, testing and full highway reinstatement.
483 Machynys West,
Llanelli
Delivering a new roundabout, access roads and major drainage and utility infrastructure while keeping this key coastal route fully operational throughout construction.
Waterfront Development
SA1 Swansea
Phase 1 infrastructure works for a prestigious Welsh Government waterfront development in Swansea, including groundworks, drainage, roads, utilities, lighting and landscaping.
Supporting Bee1’s Schools Programme
Helping children learn about bees, biodiversity and environmental conservation through hands-on educational experiences.
“We build more than structures, we build trust, opportunity and a legacy for future generations.”
Jones Brothers (Henllan) Limited
Heol Parc Mawr, Cross Hands Business Park, Llanelli SA14 6RE