Tag: prolongation costs

Apr 25

Variation Claims in FIDIC Contracts: Pricing, Time & Procedure | E-Basel

By Basel Al Najjar in Project Management
April 25, 2026

FIDIC Variation Claims in FIDIC Contracts: Pricing, Time and Procedure Variations are a major source of disputes in construction projects. Understand how variations are priced, when you are entitled to time extensions and prolongation costs, and how to follow FIDIC procedures to protect your claims. 10 min read · Updated 25/04/2026 By Basel Al Najjar …

back-to-back subcontract variation pricing, change in quantity thresholds, constructive variation claims, contemporaneous records variation claims, contractor entitlement omitted scope, contractual basis for valuation hierarchy, currency fluctuation impact variations, daywork rates variation pricing, directed variation, dispute over variation valuation, disruption costs from variations, engineer adjustment powers, engineer determination valuation FIDIC, EOT due to variations, escalation and price adjustment variations, extension of time, fair valuation FIDIC Clause 12, FIDIC variation procedure, head office overhead variation claims, inefficiency claims variation works, interim payment certification variations, loss of profit on omitted work, negative variations pricing, new rates derivation variation, omitted work, partial omission and re-procurement risk, pricing preliminaries in variations, prolongation cost recovery variations, prolongation costs, quantity increase decrease pricing, quantum expert variation assessment, remeasurement vs lump sum variations, scope change cost evaluation, site overhead allocation prolongation, star rates vs contract rates variations, tax and VAT impact variation pricing UAE, valuation of omitted work FIDIC, variation approval process engineer, variation audit and verification, variation cost breakdown structure, variation impact on programme, variation instruction compliance, variation negotiation strategies construction, variation pricing, variation pricing risk allocation FIDIC, variation register management, variation valuation methods construction, variation vs change order distinction, written vs verbal variation orders

Permanent link to this article: https://www.e-basel.com/project-management/variation-claims-in-fidic-contracts/

Apr 24

Time-Related Claims: EOT, Delay Analysis and Damages | E-Basel

By Basel Al Najjar in Construction Claims
April 24, 2026

Claims · Delay Analysis Time-Related Claims: Extension of Time, Delay Analysis and Damages How to assess delay events, quantify critical path impact, and calculate prolongation costs under FIDIC and UAE law. 8 min read · Updated 24/04/2026 By Basel Al Najjar Civil Engineering Consultant, DIAC Arbitrator, Tribunal Chairman and Accredited Expert Witness. Over two decades …

acceleration vs delay claims, as-built vs as-planned delay analysis, baseline vs updated programme delay, compensable delay claims, concurrent delay, concurrent delay analysis methods, constructive acceleration construction, critical path delay, critical path method CPM delay, delay analysis methods construction, delay analysis techniques, delay claim substantiation, delay damages calculation, delay event identification, delay expert analysis construction, delay mitigation strategies, delay notices requirements FIDIC, delay risk allocation construction, disruption vs delay claims, Eichleay formula overhead, Emden formula overhead, engineer determination EOT, EOT application procedure, EOT claims construction, excusable vs non-excusable delay, extension of time entitlement, extension of time EOT, float ownership construction, forensic delay analysis, head office overhead claims, Hudson formula overhead, impacted as-planned analysis, liquidated damages delay, liquidated damages vs actual damages, loss of productivity claims, non-compensable delay construction, project delay documentation, prolongation cost calculation, prolongation costs, schedule impact assessment, site overhead prolongation, time impact analysis TIA, windows analysis delay

Permanent link to this article: https://www.e-basel.com/construction-claims/time-related-claims-eot-delay-analys/

About the Expert

Basel Al Najjar

Civil Engineering Consultant · Accredited Expert Witness
Arbitrator · Senior Project Manager

Specialising in construction claims, FIDIC contracts, and dispute resolution across the UAE. Acting as Arbitrator, Tribunal Chairman, and Independent Expert in high-value, multi-party disputes.

Instruct e-Basel →

Core Services Quick-Links

⚖️
Construction Claims Consultant
›

📋
FIDIC Expert Witness
›

📊
Delay Analysis Expert
›

🏛️
Construction Arbitrator
›

⏱ FIDIC Notice Deadline Calculator

Select your contract edition and book, choose the relevant clause, then enter the date you became aware of the triggering event. All applicable notice deadlines will be calculated instantly.

FIDIC Edition

Contract Type

Trigger Event / Clause

Date of Awareness / Event Occurrence

The date you became aware, or should have become aware, of the event giving rise to the claim or notice obligation.

Key Notice Periods at a Glance

1999 editions — Cl. 20.1 Notice: 28 days · Detailed Claim: 42 days
2017 editions — Cl. 20.2 Notice: 28 days · Detailed Claim: 84 days
Unforeseeable Conditions (Cl. 4.12): Notice as soon as practicable
Defects Notification Period: 365 days from Taking-Over Certificate

Deadline Summary

Discuss Your Claim with an Expert →

Made with by Graphene Themes.

Tag: prolongation costs

Variation Claims in FIDIC Contracts: Pricing, Time & Procedure | E-Basel

Time-Related Claims: EOT, Delay Analysis and Damages | E-Basel

Authority Bio

Core Services Quick-Links

Categories

About

Connect

Legal