The participation field records one bidder. Missing participation data is not treated as one bidder, and does not reveal how many companies could have participated.
Question for the public body
Which bids were submitted, admitted or excluded, and how was the opportunity advertised?
Documents and records to verify
Confirm the procedure and request the notice, tender documents and bid evaluation report.
This observation does not establish favouritism, illegality or loss. Verify the documents and seek the public body’s explanation before publishing.
Supplier totals use published shares; where unavailable, equal allocation is an estimate.
Contract Details
Procedure
Consulta Prévia
CPV
45400000
Contract Type
Empreitadas de obras públicas
Location
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Portugal, Vila Real, Vila Real
Publication
2024-09-09
Celebration
2024-09-05
Competition
1 · Bidder Count
JVBM - Engenharia unipessoal, lda · 513955500
Data coverage
Source evidence: Portal BASE · Not available
essential fields present: 4 (5)
Missing fields: contractual price
Not available
Risk Flags
An indicator describes a pattern in the data. It does not establish wrongdoing. No indicators does not certify a contract.
A6 · Low Competition
One bidder is recorded. Missing bidder data is not treated as one bidder; the procedure must be checked in the source.
Source evidence
Rule
a6_single_bidder
Bidder count
1
A6_LOW_COMPETITION · MEDIUM · 2026-04-17 · Not available
Experimental indicators and advanced analysis
A9 · Abnormal Price Reduction
Reported final price is below half the positive base price. A reduction is descriptive and requires source review.
Source evidence
Rule
A9 price reduction: ratio 0.1367 outside [0.5, 1.5]
Base price
81299.0
Total effective price
11116.0
Ratio
0.1367
A9_PRICE_REDUCTION · LOW · 2026-03-06 · Not available