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AwardedServicesEuropeanOpen

A05.25.2025 Advising construction cost audit (2)

Gemeente Leiden · Open · 1 lots · 413097
Type
Services
71244000 · Cost calculation and m
Estimated value
€ 250K
awarded
To deadline
Ongoing
Knock-outs
0
exclusion grounds
Award basis
Best price-quality ratio
4 criteria
Assess manuallyconfidence high

Municipality of Leiden is seeking an expert party for the independent auditing of construction costs for projects starting from 1 million euros via a framework agreement. The award is based on the best price-quality ratio, where quality and price are weighted proportionally.

Services · Open · European procedure

EuropeanComplete timeline
Contracting authority
Gemeente Leiden
Contract type
Services
Open
Estimated value
€250,000
awarded value
Submission deadline
Ongoing
10:00
Scope
European
European procedure
Lots
1
1 lots
Main CPV code
71244000
Cost calculation and monitoring
Location
Netherlands
CharacteristicsCPV 71ServicesEU tender

01What is being requested

The independent auditing of the construction costs provided by initiators for construction projects with a construction sum starting from 1 million euros. The assignment will be executed via a framework agreement with an initial duration of 2 years (extendable up to a maximum of 4 years) and a maximum value of €250,000.00.

The Municipality of Leiden intends to enter into an agreement with an expert party for the performance of independent construction cost audits. The objective is to achieve a transparent, unambiguous, and verifiable calculation of the construction costs of projects with a construction sum exceeding 1 million euros. A correct audit of the construction costs is necessary to enable an accurate calculation of municipal fees and thus ensure a fair and consistent system of fee assessment.

71244000Services
1Construction cost audit—

02Outcome

Awarded

Arcadis Nederland B.V.

Award value
€250,000
Bidders
6

03Strategic insight

“
Strategic insight · AI analysis
<ul Focus on the qualitative award sub-criteria, as these together determine 60% of the total score. Ensure that the references comply exactly with the strict requirements regarding the municipality's population size, construction sum, and the term of a maximum of two years. Use SMART formulation in the plans to achieve the maximum score.
Read automatically from the tender documents using AI. Always verify against the original documents.

04Points of attention

Important · 5
Page limit: The Plan of Approach and the description of objections may cover a maximum of 2 A4 pages (Arial font 10), excluding cover page and table of contents.Important
References: References must be provided in tabular form in accordance with the reference sheet.Important
SMART: The qualitative elaborations must be formulated SMART (Specific, Measurable, Acceptable, Realistic, and Time-bound).Important
References: It is not permitted to refer to other award sub-criteria or digital media in the elaborations.Important
Prohibition of contact: It is not permitted to contact employees other than the procurement advisors; this may lead to exclusion.Important

05Can I take part?

Technical · 3
At least 4 construction cost audits performed in the past 2 years (2024 & 2025), where each project has a minimum construction cost audit estimate of €1,000,000.00 and the client is a Dutch municipality with at least 100,000 inhabitants.Technical
The bidder was responsible for drafting, auditing, or validating the construction cost estimate.Technical
The last day of a construction cost audit may not be more than two (2) years ago.Technical
Professional capability · 1
Registration in the national professional or commercial register of the country where the company is established.Professional capability
Financial · 1
Submission of a statement from the Tax Authorities (not older than six months) showing that social security contributions and taxes have been paid.Financial
Other · 1
Submission of a Certificate of Conduct for Tendering (GVA) that is not older than two years from the date of submission.Other

06Exclusion grounds

Exclusion grounds — consult the ESPD
  • No specific exclusion grounds were extracted. In a European tender, the mandatory and discretionary grounds of art. 2.86/2.87 of the Dutch Procurement Act almost always apply — check the European Single Procurement Document (ESPD).

07Award criteria

Plan of approach for execution25 Punten

Description of the execution of construction cost audits, including system, methodology, signaling of deviations, planning, quality assurance, and communication.

Handling objections and support20 Punten

Description of the manner in which the municipality is supported in case of objections or discussions regarding construction cost estimates and the role of the advisor in consultations.

Construction cost audit report15 Punten

A representative example of a previously prepared construction cost audit report, preferably of an apartment complex or flat building with at least 30 dwellings.

Price40 Punten

Assessment based on the completed price sheet.

08Process & timeline

Publication of Tender Documents
23-02-2026
Statement of Questions 1 (deadline for submitting questions)
17-03-2026, 10 uur
Statement of Questions 1 (target date for availability)
24-03-2026
Statement of Questions 2 (deadline for submitting questions)
30-03-2026, 10 uur
Statement of Questions 2 (target date for availability)
02-04-2026
Deadline for submitting bids
16-04-2026, 10 uur
Target date for sending award decision
28-4-2026
Expiry of objection period
21-05-2026
Sending final award
21-05-2026
Award of contract
01-06-2025

09Value in context

Estimate not published

The contracting authority did not publish an estimated value — common for a large share of contracts. The EU threshold for diensten is € 221.000, for reference.

10Bidders in this segment

#Likely bidderFitWins
1Arcadis Nederland B.V.SME100151×
2Haskoning Nederland B.V.SME97132×
3Sweco Nederland B.V. SME9695×
4Witteveen+Bos Raadgevende ingenieurs B.V.SME9489×
5Antea Nederland BVSME9477×
6Tauw bvSME9152×

11Tender documents

Bijlage 5. referentiebladxlsxFeb 22, 2026 · 16 KB
Bijlage 1. Programma van eisenpdfFeb 22, 2026 · 144 KB
Bijlage 3. PrijzenbladxlsxFeb 22, 2026 · 24 KB
ARVODI 2025pdfFeb 22, 2026 · 165 KB
Bijlage 2. Opgave referentieprojectendocxFeb 22, 2026 · 30 KB
uea_573321_20260220142229pdfFeb 22, 2026 · 339 KB
TN573321 - EF16 Aankondiging van een opdracht - algemene richtlijn, standaardregeling 20260220155452pdfFeb 22, 2026 · 142 KB
Diensten Bijlage 4. Concept Raamovereenkomst ARVODIdocxFeb 22, 2026 · 75 KB
Aanbestedingsleidraad diensten 2025pdfFeb 22, 2026 · 771 KB

12Legal themes that may be relevant here

13Frequently asked questions

What is the purpose of the independent construction cost audits?
The purpose is to perform transparent, unambiguous, and verifiable calculations of the construction costs for projects with a construction sum exceeding 1 million euros, in order to ensure an accurate and fair calculation of municipal fees.
What experience requirements must bidders meet?
Bidders must provide proof of experience with construction cost audits for projects with a construction sum greater than 1 million euros and must have at least 3 years of experience with construction cost supervision in similar projects.
Which procurement conditions apply to this assignment?
The ARVODI 2025 procurement conditions apply to this tender.
Which documents must be provided as proof of experience?
Bidders must provide proof of reference projects and client satisfaction via the attachment 'Opgave referentieprojecten'.

Automatically compiled from the official tender data and documents.

14Estimated value versus the market

p25
€ 341K
median
€ 992K
p75
€ 6,5 mln
€ 250K

Gegunde waarden in CPV 71 · diensten n=2713