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Tenders

Reconstruction of district heating pipelines in the Sillamäe Viru pst area (Stage 2)

Closed

Updated October 12, 2026

Submission Deadline Has Passed

This tender's submission deadline has passed and is no longer accepting applications. The information below is kept for reference purposes.

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Deadline
Expired
February 18, 2026
Contract Details
Category
Construction
Reference
304287
Value
€930,000
Location
Estonia
Published
January 15, 2026
Organization
CPV Code
Evaluation Criteria
Total offer cost excluding VAT100%
Project Timeline

Tender Published

January 15, 2026

Deadline for Questions

February 11, 2026

Submission Deadline

February 18, 2026

Tender Opening

February 18, 2026

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Key facts

Estimated value
€930,000
Deadline
Expired
CPV Code
45331100-7 — Central-heating installation work
Budget
€930,000
Duration
7 months
Location
Estonia
Type
Construction
74
Quality Score/100
Good
Market Benchmark
Avg. Winning Price
€524,963
Avg. Bids
4.7
Competition
Medium
SME Winners
94%
5,932 tenders analyzed

Original Tender Description

The aim of this tender is to reconstruct the existing deteriorated district heating pipelines in the Viru puiestee area of Sillamäe. The existing pipelines are oversized and have insufficient thermal insulation in places, which needs to be replaced. With new designed pre-insulated district heating pipelines, it is possible to significantly reduce heat losses by optimizing diameters and with new proper thermal insulation. The construction of new pipelines will also significantly increase the reliability of the heat supply. The designed pipeline will be installed underground. The project has been prepared taking into account the design norms applicable to district heating pipelines in the Republic of Estonia. The volume of reconstructed routes in the second stage, based on the length of the pipeline trench, is: - DN 300/500 - 557.7 m; - DN 250/450 - 57.3 m; - DN 200/355 - 56.7 m; - DN 100/225 - 268.8 m; - DN 80/180 - 29.7 m; - DN 65/160 - 78.1 m; - DN 50/140 - 34.9 m.
EU FundedElectronic Submission

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Requirements & Qualifications

27 requirements across 5 categories

Submission (11)
Mandatory (4)
Compliance (3)
Technical (8)
Financial (1)
SUBMISSION REQUIREMENTS11
--Submit tenders electronically.
--Format and submit tenders as per instructions.
--Confirm compliance with mandatory exclusion grounds.
MANDATORY EXCLUSION GROUNDS4
--Not have been convicted of criminal offenses.
--Not have tax debts.
--Not have engaged in illegal employment practices.
ELIGIBILITY REQUIREMENTS3
--Accept all tender conditions.
--Confirm representation rights.
--Ensure first-tier subcontractors comply with tax obligations.
TECHNICAL CAPABILITY REQUIREMENTS8
--Comply with specified technical conditions and scope of work for district heating pipeline reconstruction, including materials, labor, welding requirements, and waste management.
--Any reference to standards, processes, trademarks, patents, types, origins, production methods, labels, or test reports/certificates in the technical description should be read as "or equivalent".
--If using an equivalent, the bidder must indicate it in the tender in free form and provide explanations and evidence for its equivalence.
FINANCIAL REQUIREMENTS1
--Demonstrate financial capacity through certified net turnover.

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Documents

17 documents available with AI summaries

Alltöövõtjate kontrollimise tingimused lepingu täitmise etapisPDF
304287_alltoovotjate_kontrollimise_tingimused... -- 3.9 KB

This document outlines the conditions for controlling subcontractors during the contract execution phase, specifying the control of first-tier subcontractors and the grounds for their exclusion, particularly due to violations of tax obligations.

VastavustingimusedPDF
304287_vastavustingimused.pdf -- 11.2 KB

This document outlines the tender submission conditions, including requirements for confirming representation rights, declaring business secrets, and structuring the tender cost.

Vorm 1. Pakkumuse maksumuse vormXLS
Vorm 1 Pakkumuse maksumuse vorm 2026.xlsx -- 28.9 KB

This document is a tender cost form requiring bidders to fill in unit and total prices for materials and construction works for the Sillamäe district heating pipeline reconstruction project.

Vorm 2. Ehitustööde detailne ajagraafikXLS
Vorm 2 Ehitustööde detailne ajagraafik 2026.x... -- 14.8 KB

Bidders must submit a detailed construction work schedule covering contract signing, material ordering and delivery, and district heating pipeline excavation, assembly, and construction works.

Vorm 3. Allhankijate nimekiriDOC
Vorm 3 Allhankijate nimekiri 2026.docx -- 24.6 KB

This form requires bidders to submit a list of planned subcontractors, including their details, assigned tasks, and the percentage of subcontracted volume, who will directly participate in the performance of the contract.

Vorm 4. Projektijuhi viimase kolme aasta tööde nimekiriDOC
Vorm 4 Pakkuja projektijuhi viimase kolme aas... -- 19.2 KB

Bidders must submit a list of the project manager's works from the last three years, demonstrating the completion of at least three similar contracts and 3 years of experience as a project manager, including client contact details.

Vorm 5. Pakkuja viimase kolme aasta tööde nimekiriDOC
Vorm 5 Pakkuja viimase kolme aasta tööde nime... -- 19.0 KB

Bidders must submit a list of similar works completed over the last three years, including costs, completion times, and client contact details, confirming at least one similar contract.

Vorm 6. Nettokäibe tõendDOC
Vorm 6 Netokäibe tõend 2026.doc -- 29.5 KB

This document is a form for certifying net turnover, required to demonstrate the bidder's financial capacity for the Sillamäe district heating pipeline reconstruction tender.

Hindamiskriteeriumid ja hinnatavad näitajadPDF
304287_hindamiskriteeriumid.pdf -- 3.0 KB

The tender will be evaluated 100% based on the total offer cost excluding VAT, with the lowest bid receiving the maximum score according to the described methodology.

Kõrvaldamise alused ja kvalifitseerimistingimusedPDF
304287_korvaldamise_alused_ja_kvalifitseerimi... -- 12.7 KB

This document specifies mandatory exclusion grounds for bidders, covering criminal offenses, tax debts, illegal employment practices, and bankruptcy, requiring bidders to confirm their compliance.

EhituslubaSIG
Ehitusluba_TP24024_2 2-3634 02102024 Korraldu... -- 502.0 KB

No summary available for this document.

Juhised pakkujatelePDF
Juhised pakkujatele 2026.pdf -- 167.7 KB

This document provides general instructions for tenderers on the electronic procurement process, including how to request clarifications, format and submit tenders, emphasizing the acceptance of all conditions and electronic submission.

SUVAND 1. Põhiprojekt 3350 Viru pst rekonstrueerimineZIP
SUVAND 1 Põhiprojekt 3350 Viru pst rekonstrue... -- 3.2 MB

No summary available for this document.

Tehniline kirjeldusPDF
Tehniline kirjeldus 2026.pdf -- 174.0 KB

This document outlines the technical conditions and scope of work for the second stage of reconstructing district heating pipelines in the Sillamäe Viru pst area, covering materials, labor, welding requirements, and waste management.

Tööprojekt 24024_2ZIP
Tööprojekt 24024_2_Viru pst piirkond.zip -- 47.8 MB

No summary available for this document.

Vorm 7. TöövõtulepingDOC
Vorm 7 Töövõtuleping 2026.docx -- 46.8 KB

This document is a draft construction works contract outlining the terms and obligations for the reconstruction of district heating pipelines in the Sillamäe Viru pst area (2nd stage) after a successful bidder has been selected.

Vorm 8. Lisa töövõtulepingule suvand 1DOC
Vorm 8 Lisa töövõtulepingule suvand 1 2026.do... -- 26.5 KB

This document is an addendum to a construction works contract, modifying the scope of pavement restoration work and consequently the contract price within the Sillamäe Viru pst reconstruction project.

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74
Good

Tender Quality Score

This tender for district heating pipeline reconstruction is generally well-structured with clear requirements and evaluation criteria, benefiting from EU funding. However, it presents some inconsistencies regarding value classification and lacks explicit sustainability criteria beyond the project's inherent energy efficiency goals.

Score Breakdown

Legal Compliance75/100

The tender demonstrates good legal compliance, being EU funded and including standard mandatory exclusion grounds. The 'or equivalent' clause for technical specifications aligns with EU procurement principles. A minor ambiguity exists with the 'N/A' codes for procedure type, which could be more clearly defined.

•Procedure type codes (E, MS) are listed as 'N/A', lacking full clarity on the specific legal framework of the procedure.
Clarity90/100

The tender exhibits high clarity. The project description is detailed and unambiguous, outlining the scope of work and objectives. Requirements are well-documented and categorized, and the evaluation criteria (100% cost-based) are explicitly stated and easy to understand.

Completeness70/100

Most essential information, including basic details, deadlines, and duration, is provided. Requirements and evaluation criteria are well-defined. However, the contradiction regarding the estimated value being 'classified' while also being disclosed creates an ambiguity. Additionally, the inability to analyze the content of .zip and .asice documents limits a full assessment of all detailed technical specifications.

•Contradiction between 'Estimated Value: 930,000.00 EUR' and 'Value Classified: Yes'.
•Some tender documents (.zip, .asice) are not fully analyzable, potentially obscuring detailed technical specifications.
Fairness85/100

Fairness is generally good, with full document access implied and electronic submission enabled. The 'or equivalent' clause for technical specifications is a strong point, preventing tailoring. Experience requirements for the project manager and bidder appear reasonable for the project's scope. The primary concern is the contradictory information regarding value classification.

•Contradiction between disclosed estimated value and 'Value Classified: Yes' reduces transparency.
Practicality70/100

The tender supports electronic submission, enhancing practicality for bidders. Financing information is available, and contract duration is clearly specified. However, an explicit contract start date is not provided, and a direct public URL for all tender documents (beyond the e-procurement system) is not listed.

•No explicit contract start date provided.
•No direct public URL for all tender documents (beyond the e-procurement system) is listed.
Data Consistency60/100

Key fields are mostly populated, and dates are logical. However, a significant inconsistency exists with the estimated value being disclosed while simultaneously marked as 'classified'. The 'N/A' codes for procedure type also represent a minor data inconsistency.

•Significant contradiction between 'Estimated Value: 930,000.00 EUR' and 'Value Classified: Yes'.
•Procedure type codes (E, MS) are listed as 'N/A'.
Sustainability50/100

The project inherently contributes to environmental sustainability by aiming to reduce heat loss through improved insulation and optimized pipelines. However, the tender documents do not explicitly include additional green procurement criteria, social aspects, or an innovation focus beyond the project's core objective. The EU funding is a positive general indicator.

•Lack of explicit green procurement criteria beyond the project's inherent energy efficiency goal.
•No explicit social criteria mentioned.

Strengths

Clear and objective evaluation criteria (100% cost-based).
Comprehensive and well-structured requirements, including 'or equivalent' clause for technical specifications.
Electronic submission and e-procurement enabled.
Detailed project description and scope of work.
EU Funded, implying adherence to higher standards.

Concerns

Contradiction between disclosed estimated value and 'Value Classified: Yes'.
Ambiguity in procedure type codes (N/A).
Lack of explicit green, social, or innovation procurement criteria.
Some tender documents (.zip, .asice) not fully analyzable by AI, potentially hiding details.
No explicit contract start date.

Recommendations

1. Clarify the discrepancy regarding the tender's estimated value and its classification.
2. Provide full definitions for procedure type codes (E, MS) for enhanced transparency.
3. Consider integrating explicit sustainability criteria (e.g., material sourcing, waste management targets) beyond the project's inherent energy efficiency.

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