{"id":24643,"date":"2026-11-13T02:13:24","date_gmt":"2026-11-12T23:13:24","guid":{"rendered":"https:\/\/azeidkgroup.com\/sa\/media-center\/"},"modified":"2026-11-13T03:06:39","modified_gmt":"2026-11-13T00:06:39","slug":"plumbing-contractor-projects-saudi","status":"publish","type":"post","link":"https:\/\/azeidkgroup.com\/en\/sa\/media-center\/plumbing-contractor-projects-saudi\/","title":{"rendered":"Plumbing Contractor for Projects in Saudi Arabia: Scope, Codes and Plumbing Within an Integrated MEP Package"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"24643\" class=\"elementor elementor-24643 elementor-24642 elementor-bc-flex-widget\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e908245 e-con-full az-el-article e-flex e-con e-parent\" data-id=\"e908245\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d545ca2 elementor-widget elementor-widget-text-editor\" data-id=\"d545ca2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"az-intro\">A plumbing contractor for projects installs the building&#8217;s water supply, drainage and rainwater networks to the approved drawings and the Saudi Sanitary Code (SBC 701), then tests and hands them over with full records. On commercial and residential projects, plumbing sits inside the <a href=\"\/en\/sa\/solutions\/mep-works\/\">MEP works package<\/a>, and it has to be coordinated with the fire fighting network from the drawing stage, because the two systems share the water source, ceiling routes, service rooms and drain points. AZEIDK delivers plumbing and drainage only as part of this integrated package, not as a separate plumbing contract.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d45d19 elementor-widget elementor-widget-text-editor\" data-id=\"4d45d19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"az-keybox\"><h2>Key takeaways<\/h2><ul>\n<li>Plumbing works for buildings cover hot and cold water supply, drainage and venting, rainwater drainage, sanitary fixtures, and final testing and handover.<\/li>\n<li>The Saudi reference is the Saudi Sanitary Code SBC 701, with the Private Sewage Disposal Code SBC 702 where there is no public sewer, and the Saudi Fire Code SBC 801 for anything fire related.<\/li>\n<li>The main interfaces with the fire network are the tanks and water source, backflow protection of drinking water, drainage of the fire pump room and test valves, and pipe routes in ceilings and shafts.<\/li>\n<li>On government projects subject to classification, a bid is accepted only from a contractor classified in the required field, activity and grade.<\/li>\n<li>AZEIDK is not a standalone plumbing contractor: it delivers plumbing and drainage within an integrated MEP package that includes electrical and HVAC works, coordinated with the fire systems.<\/li>\n<\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ae7f5c elementor-widget elementor-widget-text-editor\" data-id=\"1ae7f5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>What does a plumbing contractor for projects actually cover?<\/h2>\n<p>Project plumbing is a different job from household plumbing repairs. The contractor works from approved design drawings, prepares shop drawings, submits materials for approval, installs, tests and hands over a complete file. The usual BOQ items are:<\/p>\n<ul>\n<li><strong>Water supply:<\/strong> the incoming line from the meter or tank, hot and cold water networks, risers, isolation valves and fixture connections.<\/li>\n<li><strong>Domestic booster pumps:<\/strong> supply, installation and connection to the tank. Their function is completely separate from the fire pumps.<\/li>\n<li><strong>Drainage and vent:<\/strong> horizontal and vertical drain lines, vent pipes, manholes, and the connection to the public sewer or to a private sewage system.<\/li>\n<li><strong>Rainwater drainage:<\/strong> roof drains, downpipes and discharge points as designed.<\/li>\n<li><strong>Sanitary fixtures and water heaters:<\/strong> installation, connection and adjustment to the approved specification.<\/li>\n<li><strong>Testing and handover:<\/strong> pressure and leak tests, flushing and as-built drawings.<\/li>\n<\/ul>\n<p>When you compare offers, check that each of these items is named in the scope, and that the boundary between the plumbing scope and the fire scope is clear, especially at the tanks and the pump rooms.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-addfc0a elementor-widget elementor-widget-text-editor\" data-id=\"addfc0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Which codes govern plumbing works for buildings in Saudi Arabia?<\/h2>\n<p>The Saudi Building Code is split into parts, one per discipline. The official list of accepted inspection bodies for the Saudi Building Code, published by the Saudi Standards, Metrology and Quality Organization (SASO), names the parts as follows:<\/p>\n<div class=\"az-table-wrap\"><table>\n<thead><tr><th>Part<\/th><th>Name<\/th><th>Relevance to plumbing<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>SBC 701<\/td><td>Saudi Sanitary Code<\/td><td>Main reference for water supply, drainage, venting and fixtures<\/td><\/tr>\n<tr><td>SBC 702<\/td><td>Private Sewage Disposal Code<\/td><td>Where there is no public sewer and a private system is used<\/td><\/tr>\n<tr><td>SBC 501<\/td><td>Saudi Mechanical Code<\/td><td>HVAC; meets plumbing at condensate drainage and service rooms<\/td><\/tr>\n<tr><td>SBC 801<\/td><td>Saudi Fire Code<\/td><td>Fire fighting networks and their water sources<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>NFPA standards are technical references the designer adopts for the fire network. They do not replace the sanitary code for the domestic water network. The binding reference is always the edition of the Saudi Building Code in force when the project is permitted, together with the municipality&#8217;s conditions and the water service provider&#8217;s requirements.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b85147f elementor-widget elementor-widget-text-editor\" data-id=\"b85147f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Where does plumbing meet the fire fighting network?<\/h2>\n<p>Most site disputes between trades start at interfaces that were never settled on the drawings. This table lists the main ones and what the plumbing contractor and the <a href=\"\/en\/sa\/solutions\/fire-fighting-systems\/\">fire fighting systems<\/a> contractor need to agree on:<\/p>\n<div class=\"az-table-wrap\"><table>\n<thead><tr><th>Interface<\/th><th>What needs coordinating<\/th><th>Reference<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>Tanks and water source<\/td><td>Whether the fire tank is separate or shared with domestic use, and how the fire reserve is protected so domestic pumps cannot draw it down<\/td><td>Approved design, SBC 801 and the standard adopted by the designer<\/td><\/tr>\n<tr><td>Drinking water protection<\/td><td>Preventing fire network water from flowing back into the potable network at any connection between them (backflow)<\/td><td>The adopted sanitary code and the water provider&#8217;s requirements<\/td><\/tr>\n<tr><td>Fire pump room<\/td><td>Floor drains sized for test water and leakage, and a discharge route for pump test water<\/td><td>Room design and the adopted edition of NFPA 20<\/td><\/tr>\n<tr><td>Sprinkler drain and test valves<\/td><td>A nearby drain point that takes the flow without flooding the building or damaging finishes<\/td><td>Fire shop drawings and the drainage layout<\/td><\/tr>\n<tr><td>Ceiling and shaft routes<\/td><td>Pipe levels and clearances, with priority for sloped drain lines<\/td><td>Coordinated drawings<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>On backflow, an article in the Building Safety Journal of the International Code Council (ICC) notes that Section 608 of the 2021 International Plumbing Code (IPC) sets potable water protection requirements, including protection at automatic sprinkler and standpipe connections. On a Saudi project, the designer refers to the matching clause of the adopted SBC 701 and the water provider&#8217;s requirements, and specifies the backflow device in the design, not on site.<\/p>\n<p>The pump room has its own checklist in our <a href=\"\/en\/sa\/media-center\/fire-pump-room\/\">fire pump room guide<\/a>. The point here is that the room drain and the pump test discharge line belong on the drainage drawing from the start, not after the floor slab is poured.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-501c35b elementor-widget elementor-widget-text-editor\" data-id=\"501c35b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>How does a drainage and water supply contractor work through the project stages?<\/h2>\n<p>The usual sequence on commercial and residential projects in the Kingdom:<\/p>\n<ol>\n<li><strong>Design review:<\/strong> read the designer&#8217;s drawings and specification and raise technical queries (RFIs) before starting.<\/li>\n<li><strong>Shop drawings and coordination:<\/strong> prepare plumbing shop drawings and merge them with fire, electrical and HVAC drawings into a coordinated set. This is part of our <a href=\"\/en\/sa\/services\/shop-drawings-coordination\/\">shop drawings and coordination<\/a> service.<\/li>\n<li><strong>Material approval:<\/strong> submit the submittal file for pipes, fittings, valves and fixtures with datasheets and any required conformity certificates.<\/li>\n<li><strong>Staged installation:<\/strong> under-slab and in-wall work first, then risers and horizontal networks, then fixtures during finishing.<\/li>\n<li><strong>Testing:<\/strong> pressure testing of supply networks and fill or leak testing of drainage before ceilings and walls are closed, at the values and durations set by the adopted code and the project specification.<\/li>\n<li><strong>Flushing and handover:<\/strong> flush the networks and hand over as-built drawings, O&amp;M manuals and test records.<\/li>\n<\/ol>\n<p>Step five is the one some contractors cut short. Ask for every test to be signed by the consultant before anything is closed. Finding a leak after finishing means opening a ceiling or a wall.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68d95b3 elementor-widget elementor-widget-text-editor\" data-id=\"68d95b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>How to choose a plumbing contractor for projects in Saudi Arabia<\/h2>\n<p>Before signing, review these points with any contractor:<\/p>\n<ul>\n<li><strong>Classification for government work:<\/strong> the Contractor Classification Law, issued by Royal Decree No. M\/9 dated 18\/1\/1443 AH, states that a government entity may not accept a bid for a project subject to classification unless the contractor is classified in the required field, activity and grade. On private projects, the owner and the contract set the conditions.<\/li>\n<li><strong>Ability to produce coordinated shop drawings<\/strong> rather than building straight from design drawings.<\/li>\n<li><strong>A clear scope boundary<\/strong> with the fire and electrical contractors: who supplies the pump room drain, who connects the tank, who installs the backflow device?<\/li>\n<li><strong>Test records and handover samples<\/strong> from previous projects that you can review.<\/li>\n<li><strong>A post-handover maintenance plan<\/strong> and a written warranty period in the contract.<\/li>\n<\/ul>\n<p>For assessing an MEP contractor as a whole, see <a href=\"\/en\/sa\/media-center\/mep-contractors-saudi-arabia\/\">MEP contractors in Saudi Arabia<\/a>. To compare offers line by line, the method in <a href=\"\/en\/sa\/media-center\/compare-fire-system-quotations\/\">how to compare fire system quotations<\/a> works for plumbing offers too.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3fb8959 elementor-widget elementor-widget-text-editor\" data-id=\"3fb8959\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Project plumbing in Saudi Arabia within AZEIDK&#8217;s integrated MEP package<\/h2>\n<p>AZEIDK delivers plumbing and drainage works only as part of its integrated <a href=\"\/en\/sa\/solutions\/mep-works\/\">MEP works<\/a> package, together with HVAC and internal electrical works under one scope, coordinated with fire fighting and low-current systems. When a project runs under one contract covering construction, finishing and MEP, it falls under our <a href=\"\/en\/sa\/services\/general-contracting\/\">general contracting<\/a> service. The benefit is that the interfaces in the table above are settled inside one team instead of passing between contractors.<\/p>\n<p>This suits <a href=\"\/en\/sa\/industries\/commercial-buildings\/\">malls and commercial buildings<\/a> and <a href=\"\/en\/sa\/industries\/residential-developments\/\">residential developments<\/a> in particular, where shafts and risers repeat on every floor and a single coordination error means rework on several floors.<\/p>\n<p>That is why AZEIDK does not take standalone plumbing contracts. A project that needs plumbing works on their own is better served by a specialist plumbing contractor; a project that needs the full set of MEP systems alongside the fire network is the scope AZEIDK works in.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a65243e elementor-widget elementor-widget-text-editor\" data-id=\"a65243e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Frequently asked questions<\/h2>\n<div class=\"az-faq\">\n<details class=\"az-faq__item\"><summary><h3>What is the difference between a project plumbing contractor and a regular plumber?<\/h3><\/summary><p>A project contractor works from approved drawings, prepares shop drawings, submits materials for approval, runs tests under the consultant&#8217;s supervision and hands over an as-built file. A regular plumber usually handles repairs and maintenance without these stages.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>Which code applies to plumbing works for buildings in Saudi Arabia?<\/h3><\/summary><p>The Saudi Sanitary Code SBC 701, with SBC 702 for private sewage disposal where there is no public sewer. The edition in force when the project is permitted applies.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>Can the fire water tank be shared with the domestic water tank?<\/h3><\/summary><p>The designer decides this under the adopted code and standard and the Civil Defense requirements. Whatever the solution, the fire reserve must stay protected and must not be drawn down by domestic pumps.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>Who is responsible for the fire pump room drain?<\/h3><\/summary><p>The contract and the responsibility matrix decide. It is best shown on the drainage drawing from the start and named clearly in either the plumbing or the fire contractor&#8217;s scope.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>When should water and drainage networks be tested?<\/h3><\/summary><p>Before ceilings and walls are closed and before finishing, in stages as work progresses. Test pressures and durations come from the adopted code and the project specification.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>Is contractor classification required on private projects?<\/h3><\/summary><p>The Contractor Classification Law binds government entities on projects subject to classification. On private projects, the owner and the contract set the conditions, and asking for the classification and track record is still good practice.<\/p><\/details>\n<details class=\"az-faq__item\"><summary><h3>Does AZEIDK carry out plumbing works on their own?<\/h3><\/summary><p>No. AZEIDK delivers plumbing and drainage works within an integrated MEP package that includes internal electrical works and HVAC, coordinated with the fire network. A project that needs plumbing works only is better suited to a specialist plumbing contractor.<\/p><\/details>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d770c5 elementor-widget elementor-widget-text-editor\" data-id=\"6d770c5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Conclusion<\/h2>\n<p>Choosing a plumbing contractor for projects is not only about price. Look at how well they coordinate with the fire network, how clear their scope boundary is, and how strict they are about testing before closing up. Settling the interfaces on the drawings saves weeks of rework on site.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f41efc elementor-widget elementor-widget-text-editor\" data-id=\"7f41efc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"az-cta\"><strong>Have a commercial or residential project that needs an integrated MEP package?<\/strong> Send the drawings and scope to the AZEIDK team to study a full MEP scope covering plumbing and drainage, electrical and HVAC, coordinated with the fire network. <a href=\"\/en\/sa\/contact\/\">Talk to the AZEIDK team<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53ad83a elementor-widget elementor-widget-text-editor\" data-id=\"53ad83a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"az-source\"><strong>References:<\/strong> <a href=\"https:\/\/www.saso.gov.sa\/en\/sectors\/product-safety\/Documents\/SBC-INSP-EN.pdf\" rel=\"nofollow noopener\" target=\"_blank\">SASO: Accepted Conformity Assessment Bodies for Inspection Activities in Saudi Building Code (names of SBC 501, 701, 702 and 801)<\/a> \u00b7 <a href=\"https:\/\/momah.gov.sa\/sites\/default\/files\/2025-10\/nzam%20tsnyf%20almqawlyn.pdf\" rel=\"nofollow noopener\" target=\"_blank\">MOMAH: Contractor Classification Law, Royal Decree M\/9 (in Arabic)<\/a> \u00b7 <a href=\"https:\/\/www.iccsafe.org\/building-safety-journal\/bsj-technical\/cross-connection-control-a-critical-line-of-defense-against-potable-water-contamination\/\" rel=\"nofollow noopener\" target=\"_blank\">ICC Building Safety Journal: Cross-Connection Control (IPC 2021, Section 608)<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>A plumbing contractor for projects in Saudi Arabia: water and drainage within an integrated MEP package, SBC 701, fire network interfaces and how to choose.<\/p>\n","protected":false},"author":0,"featured_media":24553,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[221,323,322],"tags":[],"azeidk_region":[223],"class_list":["post-24643","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-azeidk-articles","category-systems-guides-en","category-systems-guides-ar"],"acf":[],"_links":{"self":[{"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/posts\/24643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/comments?post=24643"}],"version-history":[{"count":0,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/posts\/24643\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/media\/24553"}],"wp:attachment":[{"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/media?parent=24643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/categories?post=24643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/tags?post=24643"},{"taxonomy":"azeidk_region","embeddable":true,"href":"https:\/\/azeidkgroup.com\/en\/wp-json\/wp\/v2\/azeidk_region?post=24643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}