Supplier totals use published shares; where unavailable, equal allocation is an estimate.
Contract Details
Procedure
Concurso público
CPV
45233252
Contract Type
Empreitadas de obras públicas
Location
Portugal, Porto, Felgueiras
Publication
2025-09-16
Celebration
2025-09-15
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.
Experimental indicators and advanced analysis
B5 · Benford's Law Deviation
A buyer's first-digit distribution departs from Benford's distribution using chi-square with at least 20 observations. Data selection can invalidate the diagnostic; it is not evidence of fraud.
Source evidence
Rule
B5 Benford's Law deviation: chi-square 16.7334 (df=8, n=25, threshold=15.507)