Réfection de bassins de toiture - Collège Saint-Louis
Source: SEAOCentre de services scolaire Marguerite-Bourgeoys · Public call for tenders · closed September 9, 2026 at 1:30 p.m., Quebec time
Postponed 3 times — August 25, 2026, then August 28, 2026, then September 3, 2026.Facts
- Published
- July 9, 2026
- Time to award
- 12 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 (September 9, 2026) and the first award date published for this notice (September 21, 2026): 12 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
- Contract nature
- Construction work
- Documented stages
- Award update · Tender update
- 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 (July 9, 2026) and closing (September 9, 2026), 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. 26-055 - 132247615
- UNSPSC
- 72100000Services de construction, de réparation et d’entretien d’immeubles
- UNSPSC
- 72000000Construction et maintenance de bâtiments ou d’installations
- UNSPSC
- 72101500Services de maintenance et de réparation des bâtiments
SEAO, Données Québec · data as of October 4, 2026
Description
100%AVIS D’APPEL D’OFFRES
Réfection de bassins de toiture - Collège Saint-Louis 132247615 ADRESSE : 275, Av. 36 e Lachine (Québec) H8T 2A4 DESCRIPTION DU PROJET : Réfection de 5 bassins de toiture. VISITE DES LIEUX (SUR PLACE) : Une visite des lieux* sera effectuée le 7 août à 9h00, rendez-vous devant l’entrée principale de l’école. La visite des lieux est fortement recommandée pour les soumissionnaires. Équipement de protection individuelle (EPI) : Non requis.
Read more — 1,222 charactersShow less
* Aucune autre visite ne sera effectuée et les soumissionnaires ne pourront, en aucun cas, se présenter sur les lieux à un autre moment qu’à la date et l’heure fixées pour la visite des lieux. Les soumissionnaires ont la responsabilité de se renseigner et d’évaluer adéquatement la nature et la portée des travaux ainsi que de prendre connaissance des lieux et des conditions affectant l’exécution des travaux. Tous les soumissionnaires seront réputés avoir visité les lieux et aucune réclamation pour manque de connaissance des lieux ne pourra être soumise ni acceptée. OBTENTION DES DOCUMENTS : Le soumissionnaire doit obtenir les documents d’appel d’offres par l’intermédiaire du système d’affichage d’appel d’offres « SÉAO ». PROPRIÉTAIRE : Centre de services scolaire Marguerite-Bourgeoys 1100, Boul. de la Côte-Vertu Saint-Laurent (Québec) H4L 4V1 BSDQ : Les entrepreneurs spécialisés, dont les travaux sont assujettis aux règles du code de soumission du BSDQ, sont requis de joindre une copie de leur soumission à l’ORGANISME PUBLIC au moment du dépôt de cette dernière dans le système de transmission électronique des soumissions du BSDQ (TES). Le propriétaire ne s’engage à accepter aucune des soumissions reçues.
SEAO, Données Québec · data as of October 4, 2026
Precedents — this code at this buyer
Where do these figures come from?Bidders
| Company | Amount submitted |
|---|---|
| J. Raymond et Fils Inc. | $525,000declared |
| LES COUVERTURES ST-LÉONARD INC. | $718,100declared |
| Les Couvreurs Duro-Toit Inc.amount retained | $357,000declared |
| Toiture Perreault Inc. | $437,285declared |
Bids range from $357,000 to $718,100 — a 101.1% 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.
4 bids received · 4 of 4 amounts declared · 4 bidders declared by the source
The source declares neither eligibility nor compliance for these bids.
SEAO, Données Québec · data as of October 4, 2026
The price to beat
86.1%code medianover 725 noticeshow it's calculated
Code median — where the number comes from — where the number comes from
- The calculation
- In Services de maintenance et de réparation des bâtiments (72101500), the lowest sits at 86.1% on median (quartiles 77.3 – 93.3%, over 725 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
- $357,000 (the lowest) ÷ $481,143 (the median of the 4 bids) = 74.2%
- 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
- $357,000
- Median of offers
- $481,143
- Highest
- $718,100
- 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?Award
| Year | Winner | Value |
|---|---|---|
| 2026 | LES COUVREURS DURO-TOIT INC. | $357,000declared |
| Contract | Signed | End date | Contract amount |
|---|---|---|---|
| 20167250 | 2026 | October 21, 2026 | $357,000declared |
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
Ville de Drummondville · Public call for tenders · closes October 29
Ville de Montréal - Arrondissement de Pierrefonds-Roxboro · Public call for tenders · closes October 29
Municipalité de Saint-Jean-Port-Joli · Public call for tenders · closes October 27
Centre de services scolaire De La Jonquière · Public call for tenders · closes October 27
Société québécoise des infrastructures · Public call for tenders · closes October 23
how it's counted — Similar notices — how the list is built
Similar notices — how the list is built — where the number comes from
- The calculation
- Same UNSPSC classification (72101500), and still open.
- What goes in
- Other tender notices still open under the same code, whatever the organisation. This selection of still-open notices covers SEAO. Unverified CanadaBuys deadlines are excluded; federal notices remain available in search.
- 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