Construction lourde et génie civil

Name	Employeur	Syndicat	Entrée en vigueur	Expiration
237-17252-25 (421-2552)	911904 Ontario Inc. (operating as Vozza Construction)	Construction Workers Union, CLAC Local 53	3/1/2022	2/28/2025
237-35228-25 (404-0465)	A&W High Voltage Contracting Ltd	Construction Workers Union, CLAC Local 52	1/7/2022	1/6/2025
237-30956-24 (409-0313)	Rankin Construction Inc.	Construction Workers Union, CLAC Local 6	5/1/2021	4/30/2024
237-24663-26 (406-0029)	Rainone Services	International Union of Operating Engineers, Local 793	7/1/2021	6/30/2026
237-85427-23	Coco Paving Inc. (Belleville)	International Union of Operating Engineers Local 793	1/1/2021	12/31/2023
237-89100-23	R.W. Tomlinson Limited	LIUNA Local 183	5/1/2020	4/30/2023
237-92910-24	Henry Heyink Construction Ltd.	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-92911-23	Walker Construction Limited	International Union of Operating Engineers, Local 793	12/1/2020	11/30/2023
237-31657-22 (421-0183)	Ducon Utilities Ltd o/a 952407 Ontario Inc.	International Union of Operating Engineers, Local 793	9/1/2019	8/31/2022
237-88757-24	1674517 Ontario Inc. o/a Rettie Utilities	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2024
237-92906-23	KADA Group Inc.	International Union of Operating Engineers, Local 793	5/1/2020	4/30/2023
237-13262-22 (409-0186)	Pipe Line Contractors Association of Canada	United Association Of Journeymen And Apprentices Of The Plumbing And Pipe Fitting Industry Of The United States And Canada	5/1/2019	4/30/2022
237-87932-24	Van Bree Drainage & Bulldozing Limited	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-91431-24	L.S. Couto Contracting Inc.	Labourers' International Union of North America, Local 1059	1/1/2022	12/31/2024
237-92584-23	DMP Vac Inc.	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-92899-22	BoltKrete Services (2004) Inc.	International Union of Operating Engineers, Local 793	8/1/2020	4/30/2022
237-16872-24 (404-0006)	Royal Ready Construction Limited	Construction Workers Union, CLAC Local 52	10/1/2021	9/30/2024
237-41306-24 (409-0292)	Pioneer Construction Inc.	International Union of Operating Engineers, Local 793	4/1/2021	3/31/2024
237-42200-24 (409-0358)	Palmer Construction Group Inc	International Union of Operating Engineers, Local 793	4/1/2021	3/31/2024
237-85871-25	Wildon Wiring Limited	International Union of Operating Engineers, Local 793	5/1/2021	4/30/2025
237-88684-23	J.F. Brennan Co. Inc.	International Union of Operating Engineers, Local 793	12/1/2020	11/30/2023
237-92051-23	Eric Williams Hydrovac Services	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-14948-26 (421-1025)	JB Excavators (Algoma) Inc.	International Union of Operating Engineers, Local 793	4/1/2021	3/31/2026
237-24744-25 (409-0306)	Heavy Construction Association Of Windsor	International Union of Operating Engineers, Local 793	5/1/2021	4/30/2025
237-43511-25 (409-0167)	JBL Construction a division of 1644472 Ontario Limited	International Union of Operating Engineers, Local 793	5/1/2021	4/30/2025
237-85605-16	Dean Construction Co. Ltd.	International Union of Operating Engineers, Local 793	5/1/2012	4/30/2016
237-85605-21	Dean Construction Co. Limited	International Union of Operating Engineers, Local 793	5/1/2016	4/30/2021
237-85605-25	Dean Construction Co. Ltd.	International Union of Operating Engineers, Local 793	5/1/2021	4/30/2025
237-89729-23	Badger Daylighting LP	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-92112-24	Cope Aggregates Inc.	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-92886-23	Brennan Paving Ltd.	International Union of Operating Engineers, Local 793	5/1/2020	4/30/2023
237-34210-10 (409-0384)	Brennan Paving Ltd	International Union Of Operating Engineers, Local 793	5/1/2007	4/30/2010
237-34210-13 (409-0384)	Brennan Paving Ltd	International Union Of Operating Engineers, Local 793	5/1/2010	4/30/2013
237-34210-20 (409-0384)	Brennan Paving Ltd.	International Union of Operating Engineers, Local 793	5/1/2017	4/30/2020
237-34210-23 (409-0384)	Brennan Paving Ltd	International Union of Operating Engineers, Local 793	5/1/2020	4/30/2023
237-17252-18 (421-2552)	911904 Ontario Inc.	Construction Workers Local No. 53, CLAC	8/1/2015	2/28/2018
237-17252-22 (421-2552)	911904 Ontario Inc	Construction Workers Union, CLAC Local 53	3/1/2019	2/28/2022
237-35228-16 (404-0465)	AW High Voltage Contracting Limited	Christian Labour Association Of Canada, Local 52	1/7/2013	1/6/2016
237-35228-19 (404-0465)	A&W High Voltage Contracting Ltd	Construction Workers Local 52 affiliated with the Christian Labour Association	1/7/2016	1/6/2019
237-35228-22 (404-0465)	A&W High Voltage Contracting Ltd	Construction Workers Union, CLAC Local 52	1/7/2019	1/6/2022
237-85068-17	Cope Construction & Contracting Inc	Labourers' International Union Of North America, Local 1089	5/9/2014	4/30/2017
237-85068-20	Cope Construction & Contracting Inc.	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-85068-24	Cope Construction	Labourers' International Union Of North America, Local 1089	5/1/2020	4/30/2024
237-23235-17 (409-0689)	Goodfellow Construction (1993) Ltd	Labourers' International Union Of North America, Local 1089	5/9/2014	4/30/2017
237-23235-20 (409-0689)	Goodfellow Construction (1993) Ltd.	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-23235-24 (409-0689)	Goodfellow Construction (1993) Ltd.	Labourers' International Union Of North America, Local 1089	5/1/2020	4/30/2024
237-43479-17 (409-0639)	William Johnson Construction Ltd	Labourers' International Union Of North America, Local 1089	5/9/2014	4/30/2017
237-43479-20 (409-0639)	William Johnson Construction Ltd	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-43479-24 (409-0639)	William Johnson Construction Ltd	Labourers' International Union Of North America, Local 1089	5/1/2020	4/30/2024
237-85066-17	Outside Property Maintenance	Labourers' International Union Of North America, Local 1089	5/9/2014	4/30/2017
237-85066-20	Outside Property Maintenance	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-85066-24	Outside Property Maintenance	Labourers' International Union Of North America, Local 1089	5/1/2020	4/30/2024
237-9300-17 (409-0668)	Brandon Contractors	Labourers' International Union Of North America, Local 1089	5/9/2014	4/30/2017
237-9300-20 (409-0668)	Brandon Contractors	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-9300-24 (409-0668)	Brandon Contractors	Labourers' International Union Of North America, Local 1089	5/1/2020	4/30/2024
237-29402-23 (409-0312)	Nekison Engineering And Contractors LTC	Nekison Employees's Association	1/7/2019	1/6/2023
237-29690-25 (406-0519)	Norm Campbell Construction	Teamsters Local Union No. 879 affiliated with the International Brotherhood of Teamsters	5/1/2020	4/30/2025
237-85760-20	Birnam Excavating Ltd.	Labourers' International Union Of North America, Local 1089	5/1/2017	4/30/2020
237-33636-21 (406-0535)	Ferrari Concrete Ltd.	Labourers' International Union of North America, Local 1059	1/1/2019	12/31/2021
237-11874-20 (409-0083)	Centennial Construction and Contracting (Niagara) Inc.	International Union of Operating Engineers, Local 793	10/1/2017	9/30/2020
237-11874-23 (409-0083)	Centennial Construction & Contracting (Niagara) Inc.	International Union of Operating Engineers, Local 793	10/1/2020	9/30/2023
237-43652-23 (406-0618)	Coco Paving Inc.	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-92571-23	Urbanlink Civil Ltd.	Construction Workers Union, CLAC, Local 6	5/19/2020	4/30/2023
237-15425-23 (406-0035)	King Paving and Construction Ltd.	Teamsters Local Union No. 879 Affiliated With The International Brotherhood Of Teamsters	1/1/2021	12/31/2023
237-88448-21	Fuhrscher Installations Inc.	Labourers' International Union of North America, Ontario Provincial District Council	9/1/2018	12/31/2021
237-86254-22	Toromont Industries Ltd., c.o.b. as CIMCO	Construction Workers Union, CLAC Local 53	6/1/2019	5/31/2022
237-42557-22 (406-0484)	O'Leary's Limited	Labourers' International Union of North America, Local 527	5/1/2019	4/30/2022
237-87845-22	Fraser Asphalt Paving Inc.	Labourers' International Union of North America, Local 1059	1/1/2020	12/31/2022
237-32591-25 (406-0372)	Permanent Paving Ltd.	Labourers' International Union of North America, Local 1059	1/1/2021	12/31/2025
237-16128-23 (406-0526)	Cox Construction Limited	Labourers' International Union of North America, Local 1059	1/1/2021	12/31/2023
237-444-22 (409-0727)	Utility Installation Ltd	Labourers' International Union Of North America, Local 837	5/1/2019	4/30/2022
237-39365-25 (409-0328)	Electrical Power Systems Construction Association	International Association Of Heat And Frost Insulators And Allied Workers	5/1/2020	4/30/2025
237-36601-24 (404-0452)	Pro Electric Incorporated	Construction Workers Union, CLAC Local 53	5/1/2021	4/30/2024
237-41006-24 (404-0363)	Provincial Construction Ltd.	Construction Workers Union, CLAC, Local 6	3/1/2021	2/28/2024
237-16872-21 (404-0006)	Royal Ready Construction Limited	Construction Workers Local 52, CLAC	10/1/2018	9/30/2021
237-30301-25 (409-0338)	Electrical Power Systems Construction Association	Millwright Regional Council of Ontario, United Brotherhood of Carpenters and Joiners of America on behalf of Affiliated Local Unions 1007, 1151, 1244, 1410, 1425, 1592, 1916 and 2309	5/1/2020	4/30/2025
237-20587-25 (409-0307)	Heavy Construction Association of Windsor	Labourers' International Union Of North America, Local 625	5/1/2021	4/30/2025
237-42802-25 (409-0332)	Electrical Power Systems Construction Association	International Brotherhood of Teamsters	5/1/2020	4/30/2025
237-28562-25 (409-0019)	Electrical Power Systems Construction Association	International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers	5/1/2020	4/30/2025
237-30567-25 (409-0018)	Electrical Power Systems Construction Association	International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers	5/1/2020	4/30/2025
237-16974-23 (409-0325)	Ontario Power Generation Inc	Canadian Union of Skilled Workers	5/1/2020	4/30/2023
237-30860-24 (409-0123)	1644472 Ontario Limited o/a JBL Construction	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-37578-24 (406-0496)	Looby Construction Limited	Construction Workers Union, CLAC Local 53	4/1/2021	3/31/2024
237-7235-23 (409-0030)	McNally Construction Inc.	International Union of Operating Engineers, Local 793	12/1/2020	11/30/2023
237-85905-25	GDB Constructeurs (1468792 Ontario Inc.)	International Union of Operating Engineers, Local 793	6/15/2020	3/31/2025
237-88128-24	Lamsar Engineers & Contractors	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-89434-23	Fraser River Pile and Dredge	International Union of Operating Engineers Local 793	12/1/2020	11/30/2023
237-11165-25 (406-0302)	Cecchetto and Sons Ltd	International Union of Operating Engineers, Local 793	6/15/2020	3/31/2025
237-34566-23 (404-0642)	Alfidome Construction Limited	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-8340-23 (409-0081)	Backwoods Bobcat Service & Excavating	International Union of Operating Engineers, Local 793	5/1/2020	4/30/2023
237-85904-20	Centennial Contracting Ltd.	International Union of Operating Engineers, Local 793	4/1/2015	3/31/2020
237-85904-25	Centennial Contracting Ltd.	International Union of Operating Engineers, Local 793	6/15/2020	3/31/2025
237-88458-25	Anmar	International Union of Operating Engineers, Local 793	6/15/2020	3/31/2025
237-88544-23	Ambler & Co. Inc.	International Union of Operating Engineers, Local 793	1/1/2021	12/31/2023
237-92564-23	7305516 Canada Ltd. o/a Canadyne Navigation	International Union of Operating Engineers, Local 793	12/1/2020	11/30/2023
237-92564-20	7305516 Canada Ltd. o/a Canadyne Navigation	International Union of Operating Engineers, Local 793	5/1/2018	11/30/2020
237-92763-24	CRS Tunnelling Inc.	International Union of Operating Engineers, Local 793	6/29/2020	4/30/2024
237-13149-25 (572-0228)	Mississagi Power Trust	Canadian Union of Skilled Workers	5/1/2020	4/30/2025
237-92751-21	Denhall Construction Inc.	Building Union Of Canada	5/1/2018	4/30/2021
237-24663-21 (406-0029)	Rainone Construction (2007) Limited	International Union of Operating Engineers, Local 793	7/1/2016	6/30/2021

1 - 100

Create Power View Report

/_layouts/15/images/ReportServer/16reportx_sp.gif

/sites/mol/drs/ca/_layouts/15/ReportServer/AdHocReportDesigner.aspx?list={ListId}&ID={ItemId}&ViewMode=Edit

0x0

0x1

FileType

bism

350

Create Power View Report

/_layouts/15/images/ReportServer/16reportx_sp.gif

/sites/mol/drs/ca/_layouts/15/ReportServer/AdHocReportDesigner.aspx?list={ListId}&ID={ItemId}&ViewMode=Edit

0x0

0x1

FileType

rsds

250

Edit in Power View

/_layouts/15/images/ReportServer/16reportx_sp.gif

/sites/mol/drs/ca/_layouts/15/ReportServer/AdHocReportDesigner.aspx?list={ListId}&ID={ItemId}&ViewMode=Edit

0x0

0x20

FileType

rdlx

250

Manage Data Sources

/sites/mol/drs/ca/_layouts/15/ReportServer/DataSourceList.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

rdlx

351

View in Web Browser

/sites/mol/drs/ca/_layouts/15/VisioWebAccess/VisioWebAccess.aspx?listguid={ListId}&itemid={ItemId}&DefaultItemOpen=1

0x0

0x1

FileType

vdw

255

View in Web Browser

/sites/mol/drs/ca/_layouts/15/VisioWebAccess/VisioWebAccess.aspx?listguid={ListId}&itemid={ItemId}&DefaultItemOpen=1

0x0

0x1

FileType

vsdx

255

View in Web Browser

/sites/mol/drs/ca/_layouts/15/VisioWebAccess/VisioWebAccess.aspx?listguid={ListId}&itemid={ItemId}&DefaultItemOpen=1

0x0

0x1

FileType

vsdm

255

Manage Subscriptions

/_layouts/15/images/ReportServer/Manage_Subscription.gif

/sites/mol/drs/ca/_layouts/15/ReportServer/ManageSubscriptions.aspx?list={ListId}&ID={ItemId}

0x80

0x0

FileType

rdl

351

Manage Data Sources

/sites/mol/drs/ca/_layouts/15/ReportServer/DataSourceList.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

rdl

352

Manage Shared Datasets

/sites/mol/drs/ca/_layouts/15/ReportServer/DatasetList.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

rdl

353

Manage Parameters

/sites/mol/drs/ca/_layouts/15/ReportServer/ParameterList.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rdl

354

Manage Processing Options

/sites/mol/drs/ca/_layouts/15/ReportServer/ReportExecution.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rdl

355

Manage Cache Refresh Plans

/sites/mol/drs/ca/_layouts/15/ReportServer/CacheRefreshPlanList.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rdl

356

View Report History

/sites/mol/drs/ca/_layouts/15/ReportServer/ReportHistory.aspx?list={ListId}&ID={ItemId}

0x0

0x40

FileType

rdl

357

View Dependent Items

/sites/mol/drs/ca/_layouts/15/ReportServer/DependentItems.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rsds

350

Edit Data Source Definition

/sites/mol/drs/ca/_layouts/15/ReportServer/SharedDataSource.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rsds

351

View Dependent Items

/sites/mol/drs/ca/_layouts/15/ReportServer/DependentItems.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

smdl

350

Manage Clickthrough Reports

/sites/mol/drs/ca/_layouts/15/ReportServer/ModelClickThrough.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

smdl

352

Manage Model Item Security

/sites/mol/drs/ca/_layouts/15/ReportServer/ModelItemSecurity.aspx?list={ListId}&ID={ItemId}

0x0

0x2000000

FileType

smdl

353

Regenerate Model

/sites/mol/drs/ca/_layouts/15/ReportServer/GenerateModel.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

smdl

354

Manage Data Sources

/sites/mol/drs/ca/_layouts/15/ReportServer/DataSourceList.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

smdl

351

Load in Report Builder

/sites/mol/drs/ca/_layouts/15/ReportServer/RSAction.aspx?RSAction=ReportBuilderModelContext&list={ListId}&ID={ItemId}

0x0

0x2

FileType

smdl

250

Edit in Report Builder

/_layouts/15/images/ReportServer/EditReport.gif

/sites/mol/drs/ca/_layouts/15/ReportServer/RSAction.aspx?RSAction=ReportBuilderReportContext&list={ListId}&ID={ItemId}

0x0

0x4

FileType

rdl

250

Manage Data Alerts

/_layouts/15/images/ReportServer/alert_manage_16.png

/sites/mol/drs/ca/_layouts/15/ReportServer/MyDataAlerts.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

rdl

350

Edit in Report Builder

/sites/mol/drs/ca/_layouts/15/ReportServer/RSAction.aspx?RSAction=ReportBuilderDatasetContext&list={ListId}&ID={ItemId}

0x0

0x4

FileType

rsd

250

Manage Caching Options

/sites/mol/drs/ca/_layouts/15/ReportServer/DatasetCachingOptions.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rsd

350

Manage Cache Refresh Plans

/sites/mol/drs/ca/_layouts/15/ReportServer/CacheRefreshPlanList.aspx?list={ListId}&ID={ItemId}&IsDataset=true

0x0

0x4

FileType

rsd

351

Manage Data Sources

/sites/mol/drs/ca/_layouts/15/ReportServer/DataSourceList.aspx?list={ListId}&ID={ItemId}

0x0

0x20

FileType

rsd

352

View Dependent Items

/sites/mol/drs/ca/_layouts/15/ReportServer/DependentItems.aspx?list={ListId}&ID={ItemId}

0x0

0x4

FileType

rsd

353

Compliance Details

javascript:commonShowModalDialog('{SiteUrl}'+ '/_layouts/15/itemexpiration.aspx' +'?ID={ItemId}&List={ListId}', 'center:1;dialogHeight:500px;dialogWidth:500px;resizable:yes;status:no;location:no;menubar:no;help:no', function GotoPageAfterClose(pageid){if(pageid == 'hold') {STSNavigate(unescape(decodeURI('{SiteUrl}'))+ '/_layouts/15/hold.aspx' +'?ID={ItemId}&List={ListId}'); return false;} if(pageid == 'audit') {STSNavigate(unescape(decodeURI('{SiteUrl}'))+ '/_layouts/15/Reporting.aspx' +'?Category=Auditing&backtype=item&ID={ItemId}&List={ListId}'); return false;} if(pageid == 'config') {STSNavigate(unescape(decodeURI('{SiteUrl}'))+ '/_layouts/15/expirationconfig.aspx' +'?ID={ItemId}&List={ListId}'); return false;}}, null);

0x0

0x1

ContentType

0x01

898

Edit in Browser

/_layouts/15/images/icxddoc.gif?rev=23

/sites/mol/drs/ca/_layouts/15/formserver.aspx?XsnLocation={ItemUrl}&OpenIn=Browser&Source={Source}

0x0

0x1

FileType

xsn

255

Edit in Browser

/_layouts/15/images/icxddoc.gif?rev=23

/sites/mol/drs/ca/_layouts/15/formserver.aspx?XmlLocation={ItemUrl}&OpenIn=Browser&Source={Source}

0x0

0x1

ProgId

InfoPath.Document

255

Edit in Browser

/_layouts/15/images/icxddoc.gif?rev=23

/sites/mol/drs/ca/_layouts/15/formserver.aspx?XmlLocation={ItemUrl}&OpenIn=Browser&Source={Source}

0x0

0x1

ProgId

InfoPath.Document.2

255

Edit in Browser

/_layouts/15/images/icxddoc.gif?rev=23

/sites/mol/drs/ca/_layouts/15/formserver.aspx?XmlLocation={ItemUrl}&OpenIn=Browser&Source={Source}

0x0

0x1

ProgId

InfoPath.Document.3

255

Edit in Browser

/_layouts/15/images/icxddoc.gif?rev=23

/sites/mol/drs/ca/_layouts/15/formserver.aspx?XmlLocation={ItemUrl}&OpenIn=Browser&Source={Source}

0x0

0x1

ProgId

InfoPath.Document.4

255

View in Browser

javascript:(function(){var a=document.createElement('a');a.href=SPClientTemplates.Utility.ReplaceUrlTokens('~site/_layouts/15/xlviewer.aspx?id={ItemUrl}&DefaultItemOpen=1');GoToLinkOrDialogNewWindow(a)})()

0x0

0x1

FileType

xlsx

255

View in Browser

0x0

0x1

FileType

xlsm

255

View in Browser

0x0

0x1

FileType

xlsb

255

View in Browser

0x0

0x1

FileType

ods

255

Document Set Version History

/_layouts/15/images/versions.gif?rev=23

javascript:SP.UI.ModalDialog.ShowPopupDialog('{SiteUrl}'+ '/_layouts/15/DocSetVersions.aspx' + '?List={ListId}&ID={ItemId}')

0x0

ContentType

0x0120D520

330

Send To other location

/_layouts/15/images/sendOtherLoc.gif?rev=23

javascript:GoToPage('{SiteUrl}' + '/_layouts/15/docsetsend.aspx' + '?List={ListId}&ID={ItemId}')

0x0

ContentType

0x0120D520

350

Déni de responsabilité : Les documents formant ce recueil sont publiés à titre d'information générale uniquement. Il ne s'agit pas d'un recueil exhaustif. Les documents apparaissent dans l'ordre dans lequel ils ont été déposés par les parties auprès du ministre. Pour de plus amples renseignements, veuillez lire la version intégrale du déni de responsabilité.

// <![CDATA[ _spBodyOnLoadFunctionNames.push("setupPageDescriptionCallout"); // ]]>

Construction lourde et génie civil