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Architectural Insitu Concrete
Typical Schedule of Services
Example- Large Framed Building
Stage A
Design Development Pre-Tender Stage:
1. Briefing meeting with architect/client/contractor Provide general advice on required insitu and precast architectural concrete surface finishes, discuss and review architectural concrete elements and the build, selection of form face material, concrete colour, panel layout drawings, tie bolts centres, shadow gaps and grout checks, columns, walls, slab soffits, cores and staircase, and external hardscape. Finalise requirements.
2. Draft architectural concrete specification and concrete best practice for inclusion in the contract documents. Prepare series of hand drawn sketches and schematic details to illustrate method of assembly, construction detail, layouts, pour sequence and typical formwork assembly.
3. Comment on architect scheme drawings and detailing - tie bolt positions, panel joints, shadow gaps, grout checks and other features.
4. Make a short list of suitable concrete contractors to invite to tender, if required.
Stage B
Tender Stage
Meet with preferred tenderer(s), explain points on specification which may be unclear, discuss approach and plan of work, and answer other general questions.
Assess skill and expertise of proposed concrete contractors, based on their tender submission and interview
Stage C
Construction Stage
Site Work: Concrete Quality and Workmanship
1. Check the contractors proposed formwork layout, support systems and concrete pour size and Method Statement.
2. Tool Box Talks: Explain the key points on concrete workmanship, joinery and method of placing and compaction, plus formwork assembly to carpenter foreman and concrete gangers before any concrete work or formwork construction starts on site.
3. Check mix design certificate and finalise the truck mixer ingredients, test for loss of the workability during transportation to site, check batching plant production controls.
4. Supervise the first panel pour - Sample Panels/Reference Panels - checking formwork face and preparation prior to placing concrete, including reinforcement and cover, provision of adequate standby equipment, etc.
5. Inspection of concrete after formwork removed and feedback to contractor, client and architect.
6. Site visits to inspect concrete progress, construction procedures and note any remedial action.
7. Draft Architectural Concrete Repairs Specification to remediate minor blemishes and imperfections, provided concrete finish overall is within acceptable tolerances.
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