Prescot · Merseyside
Roof structure repairs in Prescot
Before buying or re-roofing a house in Prescot, it is worth knowing whether the frame can carry its covering. Send photos of the loft and the ridge, and we will tell you whether the timbers look adequate or need strengthening.
Guide price from£290per rafter inc VAT
- Postcodes
- L34, L35, L36
- Population
- about 41,000
- Area
- Merseyside
- Pricing region
- North West
Why does the ground in Merseyside matter for roof structure repairs?
We cover Prescot and its postcode districts L34, L35, L36, part of Merseyside, with a population of roughly 41,000. Neighbouring towns we cover: Huyton (2 miles), St Helens (3 miles) and Kirkby (5 miles).
Merseyside has a mix of ground, with clay in some places and firmer rock in others. Parts of Merseyside lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. Across Merseyside, most homes are Victorian terraces and villas, inter-war council estates and post-war semis.
What to look for before calling about roof structure repairs
- Roof slope looking hollow or wavy between the ridge and the gutter
- Horizontal cracks in the wall just below the eaves or ceiling line
- Ridge line dipping in the middle when seen from the street
Roof structure repairs prices in Prescot
Guide prices below are for homes in Prescot, on North West rates and including VAT. A survey or good photos let us turn them into a fixed written price.
| Item | Guide price | Per |
|---|---|---|
| Repairing or doubling a rafter | £290 – £575 | per rafter |
| Purlin and strut strengthening | £1,150 – £2,900 | per roof |
| Tying in roof spread (straps and ties)est. | £770 – £2,400 | per roof |
How we usually approach roof structure repairs
Wall plate replacement
Rotten or crushed wall plates are replaced in short lengths while the rafters above are propped, and bedded on the wall in mortar. The plate is then strapped down to the masonry. It is often combined with rafter foot splices along the same run.
Best for: Rot along the eaves where rafters bear on the wall
Tying in roof spread
New ties, collars or steel straps connect opposite rafters, or fix the rafter feet and wall plate firmly to the ceiling joists, so the outward thrust is resisted. Leaning wall heads are strapped back to the roof, and a badly spread roof may need partly rebuilding first.
Best for: Walls pushed out at eaves level by spreading rafters
What happens during roof structure repairs, step by step?
Loft and outside survey
On site we check rafter sizes and spacing, purlins, struts, ties and wall plates, look for rot and past alterations, and measure any lean at the wall head. The covering is noted too, because its weight affects the repair.
Written quote
You receive a no-obligation written quote listing each timber repair, any ties or straps, propping, scaffolding and making good. Once the repair is specified, the figure becomes a fixed price in writing.
Prop, strengthen and tie
The roof is propped where members are being changed, then rafters, purlins, struts and ties are repaired or added as specified. Coverings disturbed by the work are relaid, and building control inspects where the work needs it.
Rules for roof structure repairs in England
In England, underpinning and other work that alters or strengthens a wall or foundation is building work under the Building Regulations (Part A, structure), so building control approves and inspects it. Like-for-like repairs often are not, and we tell you which applies before a price is agreed. Work to a party wall, or excavation close to a neighbour’s foundations, can also need a notice under the Party Wall etc. Act 1996.
Questions about roof structure repairs in Prescot
How much should I budget for roof structure repairs in Prescot?
Guide prices for roof structure repairs in Prescot start from about £290 per rafter, including VAT, on North West rates. Your fixed written price follows photos or a survey and depends on the extent of the work and access.
Can you survey a property in Prescot?
We do. Prescot and the surrounding area are covered, including nearby Huyton and St Helens. A free initial assessment from your photos is the first step.
Why do houses in Merseyside crack?
Merseyside is mostly sandstone with glacial till on top, with soft coastal deposits in Sefton and the Lancashire coalfield extending under St Helens and parts of Knowsley. Old docks and industry left made ground in places. Only an investigation can say why a particular building has moved.
What is roof spread?
Roof spread is when the feet of the rafters move outward because nothing is tying them together firmly enough. As they spread, the ridge drops and the tops of the walls are pushed out, often with a horizontal crack below the eaves. It is fixed by adding ties, collars or straps, sometimes with rebuilding.
Can heavy concrete tiles damage a roof?
Yes, if the frame was designed for lighter slate or tiles and was not strengthened. The extra weight makes rafters and purlins sag and can bring on roof spread. Before re-roofing in a heavier material, have the structure checked and notify building control.
Related work in Prescot
- Boundary and garden wall repairs
- Wall tie replacement
- Underpinning
- Subsidence insurance claim repairs
- Chimney stack repairs
Roof structure repairs near Prescot
If struts were removed for a loft room in Prescot, send photos of the space and we will price putting a proper load path back.