16 August 2026 · 9 min read
Applying for a traffic order: a guide for construction firms
When an order under § 45 StVO is needed, which documents belong with it, how long the authority has, and where applications fail in practice.
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16 August 2026 · 9 min read
Billing hazard-site removal: the complete process from call-off to XRechnung
How a deployment becomes a paid item: report, call-off, Zettel, take-off, collective invoice – and the places where it gets stuck in practice.
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16 August 2026 · 8 min read
Digitising handwritten site sheets – without abolishing the sheet
Why the advice “end the paperwork” often misses the point in construction, what text recognition can do with handwriting today, and where its limits are.
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16 August 2026 · 8 min read
Drawing an RSA 21 traffic sign plan: standard plans, lead times, practice
What RSA 21 prescribes, how a standard plan becomes the basis of your own plan, and which adaptations the specific site requires.
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16 August 2026 · 8 min read
Framework contracts in road construction: billing hundreds of small jobs cleanly
How call-off, take-off and collective invoice hang together, why remaining quantities are the critical point, and where the check typically gets stuck.
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16 August 2026 · 8 min read
GAEB X81, X83, X84, X89 – which file is for what?
The GAEB exchange phases in plain language: which file comes from the client, which one you send back, and what happens if you send the wrong one.
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16 August 2026 · 8 min read
Photographing timesheets instead of typing them: what is technically possible today
What works when reading handwritten timesheets, where the limits are, and what to watch for in the template, the photo and data protection.
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16 August 2026 · 8 min read
Take-off to REB 23.003: basics, formulas and digital capture
What REB 23.003 governs, why the calculation matters more than the result, and how take-off data is exchanged via DA11 and X31.
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16 August 2026 · 8 min read
The 2027 e-invoicing duty for civil engineering firms: what actually applies
Receiving since 2025, sending from 2027 or 2028: the deadlines, the €800,000 threshold, and what additionally applies to firms with public clients.
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16 August 2026 · 9 min read
XRechnung to the Straßenbauamt: Leitweg-ID, attachments and the most common mistakes
Why XRechnungen to authorities fail: structure and check digits of the Leitweg-ID, mandatory fields, and what the portal rejects on its own.
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