CONSTRUCTION GRAPH

A → Z.

The complete lifecycle graph. A phase closes only after its exit gate, blocking controls and required evidence are satisfied.

Model
13 phases · 43 macro tasks · 746 controls
Logic
dependency graph → control points → evidence → release
P0101

Acquisition and plot audit

done
28 controls5 hard0 Smart Home

Close the acquisition and assemble a verified input package for design.

T0101
Notarial deed and acquisition document setoriginal / certified copy archived · plot data consistent
done
T0102
Planning and plot-constraint auditMPZP / WZ planning basis archived · constraints mapped
done
T0103
Project input repositorysingle source of truth established · document revision control active
done
Exit gate
  • legal title confirmed
  • boundaries and public-road access understood
  • planning constraints archived
Open phase controls →
P0202

Programme and design

active
110 controls29 hard41 Smart Home

Translate house requirements into a functional programme, coordinated design and irreversible decisions.

T0201
Functional programme for the houserooms and adjacencies defined · must / should / could priorities defined
in progress
T0202
Select architect / design routeresponsibility scope defined · multidisciplinary coordination complete
ready
T0203
Design survey + geotechnical investigationcurrent MDCP design survey · geotechnical opinion adequate for foundation design
ready
T0204
Freeze irreversible decisions before technical designbuilding form frozen · structural strategy frozen
todo
T0205
Architecture–structure–MEP coordinationcoordination clashes closed · routing reserves provided
todo
Exit gate
  • functional programme approved
  • designer appointed
  • form and layout frozen
  • multidisciplinary coordination clear
Open phase controls →
P0303

Permits and construction readiness

planned
81 controls35 hard43 Smart Home

Secure the legal and technical conditions required to start work.

T0301
Building design and required approvalsformal completeness verified · compliance with planning rules verified
todo
T0302
Building permit / effective notificationlegal basis for starting work is effective
todo
T0303
Site manager and construction logsite manager formally accepted duties · construction log ready before start
todo
T0304
Cost and schedule baselinecost WBS established · contingency established
todo
Exit gate
  • submission set complete
  • permit/notification effective
  • site manager appointed
  • construction log ready
  • BIOZ plan where required
Open phase controls →
P0404

Site mobilisation

planned
26 controls5 hard0 Smart Home

Prepare logistics, temporary services, safety and survey setting-out.

T0401
Construction-site logistics planheavy-vehicle access planned · storage zones defined
todo
T0402
Survey setting-out of the buildingaxes and levels confirmed
todo
T0403
Temporary utilities and site securitypower supply available · construction water available
todo
Exit gate
  • building set out
  • site secured
  • delivery/storage plan active
  • temporary utilities available
Open phase controls →
P0505

Earthworks and foundations

planned
55 controls16 hard12 Smart Home

Deliver permanent foundations, waterproofing, earthing and penetrations without hidden defects.

T0501
Earthworks and ground acceptancelevels accepted · bearing capacity accepted
todo
T0502
Foundation reinforcement and pre-pour gatereinforcement diameters and cover compliant · service penetrations complete
todo
T0503
Foundation concrete / structural foundationconcrete class verified · supply continuity secured
todo
T0504
Waterproofing, insulation, earthing and backfillinsulation continuity verified · penetration / junction details complete
todo
Exit gate
  • formation accepted
  • reinforcement inspected before concrete
  • waterproofing evidenced
  • penetrations and earthing recorded
Open phase controls →
P0606

Open structural shell

planned
41 controls16 hard13 Smart Home

Build the above-ground structure, floors and load-bearing elements to the coordinated design.

T0601
Load-bearing walls and structural geometryverticals / plumb accepted · levels accepted
todo
T0602
Slab / ceiling structure and stairsreinforcement accepted · supports / formwork accepted
todo
T0603
Ring beams, lintels and structural close-outstair geometry accepted · finished-floor levels accounted for
todo
Exit gate
  • geometry and plumb checked
  • lintels/ring beams/slabs accepted
  • no unapproved structural penetrations
Open phase controls →
P0707

Roof and closed shell

planned
38 controls9 hard5 Smart Home

Achieve a weather-tight envelope with final external joinery.

T0701
Roof structure and roofinggeometry accepted · connectors / fasteners compliant
todo
T0702
External windows and doorsweather / air tightness accepted · roof ventilation complete
todo
T0703
Closed-shell QA / weather-tightnesslayered installation executed to design · geometry accepted
todo
Exit gate
  • roof and flashings weather-tight
  • windows/doors accepted
  • air/wind/water layers continuous
  • building lockable
Open phase controls →
P0808

First-fix services

planned
97 controls23 hard31 Smart Home

Install and test all concealed services before closure.

T0801
Water, drainage and heating first fixcircuits comply with design · capacity / routing reserves provided
todo
T0802
Electrical installation first fixleak-tightness test passed · drainage falls accepted
todo
T0803
Ventilation / heat-pump first fixsystem hydraulics verified · zones defined
todo
T0804
LAN, low voltage and home-automation backboneroutes free of clashes · acoustic attenuation provided
todo
Exit gate
  • pressure/leak tests complete
  • electrical stage tests complete
  • routes photographed
  • HVAC/network/automation coordinated
Open phase controls →
P0909

Plasters, insulation and screeds

planned
30 controls6 hard0 Smart Home

Complete internal layers with controlled moisture, movement joints and heating requirements.

T0901
Internal plasterplanes / flatness accepted · corners accepted
todo
T0902
Floor build-ups, underfloor heating and screedsheating loops labelled · pressure test passed
todo
T0903
Drying, heat-up and moisture acceptancelevels accepted · movement joints defined
todo
Exit gate
  • substrate moisture measured
  • screed heat-up completed where required
  • planes and levels accepted
Open phase controls →
P1010

Facade and external layers

planned
29 controls4 hard7 Smart Home

Close thermal/moisture detailing and external envelope interfaces.

T1001
Facade insulation and plaster systemlayer continuity verified · reveals complete
todo
T1002
External details, plinth and rainwater interfacescolour / texture accepted · drip details complete
todo
Exit gate
  • insulation continuous
  • sills and flashings complete
  • plinth details accepted
  • visual/thermal review complete
Open phase controls →
P1111

Interior fit-out

planned
63 controls19 hard32 Smart Home

Sequence finishes without damaging completed work and preserve access to serviceable systems.

T1101
Bathrooms and ceramic finisheswet zones waterproofed · corners / waterproofing tapes complete
todo
T1102
Painting, floors and interior doorssubstrate moisture accepted · movement joints defined
todo
T1103
Kitchen, fixed joinery and final electrical/plumbing trimfinal finish undamaged · final devices labelled
todo
Exit gate
  • bathrooms accepted
  • floors accepted
  • joinery/doors complete
  • final paint complete
Open phase controls →
P1212

Commissioning, handover and records

planned
91 controls27 hard44 Smart Home

Prove the house works as a system and leave a complete as-built record.

T1201
MEP commissioning and measurementsair / water flows measured · temperatures / zones commissioned
todo
T1202
Smart Home / network commissioningrequired measurement reports complete · circuit schedule complete
todo
T1203
As-built, warranties and handover packas-built record complete · operating instructions indexed
todo
T1204
Final snagging and occupancy close-outdefects classified · repair due dates assigned
todo
Exit gate
  • system test reports complete
  • manuals/warranties indexed
  • as-built complete
  • snag list closed
  • occupancy formalities complete
Open phase controls →
P1313

Move-in and stabilisation

planned
57 controls2 hard35 Smart Home

Transition from construction to operation and close defects emerging in use.

T1301
Move-in and operational baselineenergy performance baseline captured · temperatures measured
todo
T1302
30/90/365-day defect and maintenance loopwarranty-defect list established · recurring maintenance scheduled
todo
Exit gate
  • defects closed
  • energy baseline established
  • 30/90/365-day service loop scheduled
Open phase controls →