Understanding planning · 13 min read
Planning application documents: what to read first
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.
Council planning record
Mercury House, 1 Broadwater Road, Welwyn Garden City, AL7 3BQ
Last published check: 23 Oct 2026, 18:31. Check the council record for more recent changes.
Council milestones and published deadlines. A deadline passing does not confirm a decision.
A published target or deadline. It does not confirm an outcome.
Council sourceA published target or deadline. It does not confirm an outcome.
Council sourcePrior approval for the proposed change of use of from office (class B1) to residential (class C3) to provide 31 dwellings
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Sign in to view collected detailsMercury House, 1 Broadwater Road, Welwyn Garden City, AL7 3BQ
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| Document | Published | Action |
|---|---|---|
| Description: Existing Elevations0890_A_0514 - Existing Elevations.pdf (213 kb) | Not published | View |
| Description: Floor Plans 1-1000890_A_8001_E -Floor Plans 1-100.pdf (212 kb) | Not published | View |
| Description: Existing Plans0890_A_0504_C - Existing Plans.pdf (111 kb) | Not published | View |
| Description: Site Location Plan 1-12500890_A_0001 - Site Location Plan 1-1250.pdf (42 kb) | Not published | View |
| Description: Site Layout0890_A_2000_B - Site Layout.pdf (53 kb) | Not published | View |
| Description: Mercury House Supporting Planning StatementMercury House Supporting Planning Statement.pdf (2527 kb) | Not published | View |
| Description: Comment- WHBC Environmental HealthComments (1).htm (4 kb) | Not published | View |
| Description: Comments - Lead Local Flood Authority620161324PN11 - Mercury House 1 Broadwater Road Welwyn Garden City AL7 3BQ Formal Application Response letter FA.pdf (18 kb) | Not published | View |
| Description: Comments - Herts HighwaysHCC.pdf (29 kb) | Not published | View |
| Description: Decision Notice PDFDecision Notice_620161324PN11.pdf (86 kb) | Not published | View |
| Description: Officer ReportDelegated Report_620161324PN11.pdf (25 kb) | Not published | View |
| Description: Noise AssessmentNoise Assessment.pdf (1450 kb) | Not published | View |
| Description: Transport StatementTransport Statement.pdf (823 kb) | Not published | View |
| Description: Geo Assessment - Pt 02Geo Assessment - Pt 02.pdf (2818 kb) | Not published | View |
| Description: Geo Assessment - Pt 03Geo Assessment - Pt 03.pdf (5043 kb) | Not published | View |
| Description: Geo Assessment - Pt 04Geo Assessment - Pt 04.pdf (2790 kb) | Not published | View |
| Description: Geo Assessment - Pt 05Geo Assessment - Pt 05.pdf (4874 kb) | Not published | View |
| Description: Geo Assessment - Pt 06Geo Assessment - Pt 06.pdf (4493 kb) | Not published | View |
| Description: Geo Assessment - Pt 07Geo Assessment - Pt 07.pdf (3857 kb) | Not published | View |
| Description: Geo Assessment - Pt 01 (Redacted)Geo Assessment - Pt 01(1).pdf (1003 kb) | Not published | View |
| Description: Geo Assessment - Pt 08 (Redacted)Geo Assessment - Pt 08(1).pdf (4385 kb) | Not published | View |
| Description: Site NoticeSite Notice_620161324PN11.pdf (94 kb) | Not published | View |
Documents open on the council website. Browse council documents if a link has changed.
Conditions aren’t listed here. Read the council decision notice for the full decision and conditions.
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Understanding planning · 13 min read
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Understand pending consideration, approved, refused and withdrawn planning applications. Compare status labels and find the documents explaining each outcome.
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Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.