Overview
Red Rocks Engineering provides detailed beam calculations, connection design, and fabrication drawings for domestic and commercial projects.
From single openings to full frames, every design is modelled and verified using professional software — ready for Building Control submission or fabrication.
Domestic Fixed Pricing
Fixed-price structural calculations for homeowners, builders, and renovators across Wirral and the North West.
Each package includes bearing and padstone design, calculation sheets, and all documentation required for Building Control approval.
Add an optional site survey if you’d like us to measure, verify, and check your existing structure in person.
Package
Single Opening Package
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Multiple Openings Package
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Loft Conversion Package
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Garage / Extension Frame
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Full Domestic Frame
What’s Included
One beam for removing a load-bearing wall. Includes padstones/bearings and Building Control calculation sheet
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2–4 beams in one property (e.g. open-plan layout or extension). Includes shared connections and padstone design
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Loft beams, ridge beam, and floor supports. Includes load path review and padstone design.
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Steel posts, beams, and lintels forming a simple frame.
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Complete steel layout for larger re-models or open-plan homes. Multiple beams, posts, and connections.
Without Site Survey
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£120
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£220
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£395
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£495
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£595
With Site Survey*
£180
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£295
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£495
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£595
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£695
* With Site Survey includes an on-site visit for measurement, verification of the existing structure, photographic record, and any updates to drawings before calculation.
Add-ons:
Additional beam within the same project — £75 (without survey) / £110 (with survey)
All domestic projects include padstone/bearing specification.
Prices exclude VAT.
Commercial Guide Pricing
We also support builders, fabricators, and commercial clients with beam and frame design, connection detailing, and fabrication drawings.
These guide rates apply to small industrial units, marine installations, and commercial refurbishments.
Final quotations depend on span, loads, and deliverables.
Service
Single Steel Member
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Multi-Member Layout
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Frame / Portal / Mezzanine
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Fabrication Drawings Pack
Typical Scope
Beam or lintel design including bearing/padstone specification and calculation sheet.
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(2–4) Several beams or headers with shared connections, calculation pack, and summary sketch.
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Beams, columns, bracing, and basic connection design with member schedule.
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Workshop-ready drawings with part numbering and cut lists (scope dependent).
Without Site Survey
£150–£220
£300–£480
£750–£1,500
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£180–£480
With Site Survey*
£220–£300
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£420–£650
£950–£1,950
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£260–£650​
* With Site Survey includes engineer attendance, measurement, structural and load-path review, and coordination with client or contractor.
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Notes:
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Complex geometry, heavy industrial loads, or bespoke fabrication drawings are quoted POA (Price on Application).
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Prices exclude VAT.
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Faster turnaround may be available depending on workload.