Réfection de la membrane - Station Côte-Vertu

Source: SEAO

Société de transport de Montréal · Method not published · closed January 22, 2019 at 3:00 p.m., Quebec time

Facts

Published

November 21, 2018

Time to award

43 days after closingmedian, all notices: 26 d (over 119,539 notices)

how it's calculated — Time to award

Time to award — where the number comes from

The calculation: Calendar days between closing (January 22, 2019) and the first award date published for this notice (March 6, 2019): 43 days.
What goes in: For this notice, every dated award counts, whatever its status, and the earliest date is kept. The median across all notices only keeps the notices whose earliest dated winning award, neither cancelled nor unsuccessful, falls on or after the closing day — over 119,539 notices.
Distribution
Source: SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

Method

Time to submit

62 days · computed between publication and closing

how it's calculated — Time to submit

Time to submit — where the number comes from

The calculation: Days between publication (November 21, 2018) and closing (January 22, 2019), rounded to the day: 62 days.
What goes in: The source publishes no duration for this notice: the number comes from its two dates. A gap of less than half a day, or a closing before publication, gives no window.
Source: SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

Value

— not declared

Reference

Notice no. STM-6288-08-18-67

UNSPSC

72131700Construction d'infrastructures ou d'ouvrages de génie civil

SEAO category

C02 — Ouvrages de génie civil

SEAO, Données Québec · data as of October 4, 2026

Description

100%

Les Travaux du présent Contrat consistent à la réfection de la membrane d’étanchéité à la station Côte-Vertu.

SEAO, Données Québec · data as of October 4, 2026

Precedents — this code at this buyer

Where do these figures come from?

reserved · subscriptionViews used up for this month: this block opens with an account.

Bidders

Bidders
Company	Amount submitted	Eligibility
CELEB CONSTRUCTION LTÉE	$6,379,963declared	Compliant
DEMIX CONSTRUCTION UNE DIVISION DE GROUPE CRH CANADA INC.amount retained	$5,004,862declared	Compliant

Bids range from $5,004,862 to $6,379,963 — a 27.5% spread between the lowest and the highest.The table is not sorted by amount: the source publishes no ranking, and we do not manufacture one.

2 bids received · 2 of 2 amounts declared

SEAO, Données Québec · data as of October 4, 2026

The price to beat

88.1%code medianover 3,155 noticeshow it's calculated

Code median — where the number comes from — where the number comes from

The calculation: In Construction d'infrastructures ou d'ouvrages de génie civil (72131700), the lowest sits at 88.1% on median (quartiles 81.8 – 93.5%, over 3,155 public tenders).
What goes in: The amounts bid on this notice that are above zero and published in the source's unit “1”: two different units do not compare. At least two distinct amounts are needed.
Source: SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

87.2%gap to the marketover 108,521 noticeshow it's calculated

Gap to the market — where the number comes from — where the number comes from

The calculation: Elsewhere in the market, the lowest sits at 87.2% on median (quartiles 74.8 – 94.4%, over 108,521 public tenders).
What goes in: The market reference applies the same rule to each notice, then takes the median of these percentages over 108,521 notices.
Source: SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

how it's calculated — The price to beat

The price to beat — where the number comes from

The calculation

$5,004,862 (the lowest) ÷ $5,692,412 (the median of the 2 bids) = 87.9%

What goes in

The amounts bid on this notice that are above zero and published in the source's unit “1”: two different units do not compare. At least two distinct amounts are needed. The market reference applies the same rule to each notice, then takes the median of these percentages over 108,521 notices.

Breakdown

Lowest: $5,004,862
Median of offers: $5,692,412
Highest: $6,379,963

The lowest bid sits at 87.9% of the median of the amounts received.These are submitted amounts, not the signed contract.A public tender in this code receives 4 offers on median (quartiles 3 – 7, over 3,456 public tenders). 236 of them — 6.8% — received a single offer.

Source

SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

SEAO, Données Québec · data as of October 4, 2026

Contracting authority history — most recent awards

Where do these figures come from?

reserved · subscriptionViews used up for this month: this block opens with an account. Free with an account

Award

Winners and awarded amounts
Year	Winner	Value
2019	DEMIX CONSTRUCTION UNE DIVISION DE GROUPE CRH CANADA INC.	$5,004,862declared

Signed contracts and their end dates
Contract	Signed	End date	Contract amount
1840486The signed contract exceeds the awarded amount by $185,573 — +3.7%. A gap is a fact, not a judgement: across 121,996 comparable pairs it exists in 62% of cases, and half of them are below the awarded amount.	2019	February 21, 2022	$5,190,435declared

SEAO, Données Québec · data as of October 4, 2026

Documents

the source is silent — No document in the open dataset · SEAO notice

Similar open notices

the source is silent — No Québec notice still open under 72131700, nor in its class (721317) or its family (7213).