Codes & Legal3–5 min
Which edition applies, before anyone signs
Validity sits in the document, not in the file name. Seven checks for firms that write proposals to authorities.
2026-08-16Read
Field Guides & Procurement Insights
Field guides for Swiss engineering and architecture practices: Valid norm revisions, page-level citations, SharePoint integration, and the true cost of 20 to 30 hours per proposal.
FEATURED GUIDE·16. August 2026·100% nDSG & SIA
Which edition applies, before anyone signs
Validity sits in the document, not in the file name. Seven precision checks for Swiss consultancies bidding on public authorities.
Terence LaHead of AI @ Flughafen Zürich · Gründer Leistera
12 guides published
AI & Compliance3–5 min
Why ChatGPT cannot cite page 14 of Normalie 103
A general chat writes sentences. A proposal needs document, edition and page. That is a different job.
2026-08-16Read
IT & SharePoint3–5 min
SharePoint remains your system of record. Leistera writes nothing back.
Zero folder migration. Read-only access via Microsoft Graph, flag duplicates and superseded editions, files stay where they are.
2026-08-16Read
Economics3–5 min
Twenty to thirty hours. What a proposal costs.
114 tenders in a year. 20 to 30 hours per proposal. 25% awarded. Review stays with the specialist.
2026-08-16Read
Fire Safety & VKF3–5 min
BSV 2026 is on the draft. 2015 still applies.
Political consultation under the name 2026. Coming into force is a different day. Cite the draft as if it were law, and you are liable.
2026-08-16Read
Architecture & SIA3–5 min
Do architecture firms even have this need?
Yes, the folder. Not the engineers’ proposal hours. The same job is document, edition, page.
2026-08-16Read
Article3–5 min
Copilot sits in Word. The valid edition sits in the folder.
Microsoft 365 Copilot drafts in the file that is already open. Which VSS edition applies is decided before that.
2026-08-16Read
Codes & Legal3–5 min
ASTRA 2026 Standards Reform: Why Outdated Bridge & Civil Templates Fail
The Swiss Federal Roads Office tightened verification standards for bridges and tunnels. Three checks for engineering firms before SIMAP submission.
2026-08-16Read
Economics & Tenders3–5 min
Swiss Public Procurement (BöB/IVöB): 4 Costly Tender Errors
Quality criteria decide the tender award, but formal errors lead to instant disqualification. How Swiss planning practices safeguard bids.
2026-08-16Read
AI & Compliance3–5 min
SIA 102 & 103: Why Service Descriptions Cannot Rely on Generic AI
Generic AI models invent non-existent SIA clauses and blend project phases. What Swiss architects and structural engineers must watch out for.
2026-08-16Read
Fire Safety & SIA3–5 min
VKF Fire Safety 2026: Determining the Governing Baseline for Retrofits
Which fire code applies to building retrofits? How planners navigate VKF 2015, transition windows, and cantonal fire mandates.
2026-08-16Read
IT & SharePoint3–5 min
SharePoint for Engineering: Why You Don't Need Another DMS
Engineering consultancies have terabytes of files in Microsoft 365. Why data migrations fail and how modern AI works directly on your archive.
2026-08-16Read