Provision of Suply of Interlocking Building Block System for Construction
UN Secretariat
Provision of Suply of Interlocking Building Block System for Construction
Request for EOI
Reference:
EOIUNPD23988
Beneficiary countries or territories:
Multiple destinations (see the Countries or territories tab)
Registration level:
Basic
Published on:
24-Nov-2025
Deadline on:
08-Dec-2025 23:59 (GMT -4.00)
Description
1. The United Nations (UN) seeks to establish a Global Systems Contract for: 1) Supply of Interlocking Building Block System for construction
2. Provision of complete solution-design and supply of interlocking building block system.
The product shall be interlocking/ building blocks type or kit-of-parts type, manufactured from composite materials or material with equivalent/ comparable properties to construct buildings that are structurally safe for human occupancy.The material shall be lightweight, have effective strength to weight ratio, require minimum maintenance, and easily assembled or disassembled with minimum or no fasteners to build infrastructure that may be utilized as living accommodations with kitchens and ablution, office spaces with or without ablutions, public/community spaces, and other infrastructure for communities.The product shall be such that it can be packed and transported easily (remotest locations where standard modes of transportation are limited) and are ready for assembly on site. The product shall have low carbon emissions, minimal waste generation, and weather resistance to bear extreme heat and freezing temperatures. The components of the structure shall be pest and termite resistant and mold and mildew resistant.
The bidder shall be able to provide the complete design solution that is structurally safe for human occupancy for various scenarios and loading details as per International Building Codes or equivalent and supply of all components for functional solution for following scenarios:
1. Living Accommodation (single level) that includes kitchenette and ablution with minimum internal area of 28 Sqm, 56 sqm and 168 sqm respectively, with provision of Accessibility for Persons with Disabilities. (Considering 28sqm footprint for single person)
2. Living accommodation (multistory – Lower Level (LL) + 2 additional levels) that includes kitchenette and ablutions, with minimum internal space area– 28sqm; 56 sqm and 168 sqm, respectively. (Considering 28sqm footprint for single person)
3. Office accommodation (single level) with minimum internal area of 28sqm, 56 sqm and 168 sqm with ablutions
4. Office accommodation (multistory – LL + 2 additional levels) with minimum internal space area 28 sqm, 56 sqm and 168 sqm with ablutions.
5. Recreational Space – Open floor area of 168 sqm.
6. Ablutions with area of 14sqm with 2 water closets and 2 shower areas.
7. Kitchens (including cooking, dishwashing, dry and cold storage, seating (60 persons) and service area) of 234 sqm.
The service life of the building component and the built structure shall be 25 years or more.
The Contract (s) shall be awarded to the selected bidder(s) for an initial period of three (3) years with an option to extend for two additional 1-year periods (3+1+1) at the sole discretion of the UN.
The bidder must have minimum three (3) years of experience in the market.
The detailed Scope of Requirements (SOR) including the performance and technical specifications, quantities, expected delivery dates along with other bidding documents will be sent out to all bidders responding to this Expression of Interest (EOI).
Email address:
appenzeller@un.org
Stefanie Appenzeller
| Link | Description | |
|---|---|---|
| https://www.un.org/Depts/ptd/sites/www.un.org.Depts.ptd/files/pdf/eoi23988.pdf | Document Link |
30101500
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Angles
30101700
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Beams
30101800
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Channels
30102000
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Foil
30102200
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Plate
30102306
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Aluminum profiles
30102400
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Rod
30102800
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Piling
30102900
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Post
30103100
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Rails
30103200
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Grating
30103500
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Honeycomb core
30103619
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Precast concrete element
30103700
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Braid
30103800
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Metallic fibers and filaments
30103900
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Shafts
30131502
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Concrete blocks
30131503
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Stone blocks
30131504
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Ceramic blocks
30131505
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Haydite block
30131506
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Natural rock slab
30131507
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Light concrete block
30131508
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Glass block
30131509
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Sound proof block
30131510
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Concrete block for revetment
30131511
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Concrete armor unit
30131512
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Autoclaved lightweight aerated concrete block
30131513
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Rubber block
30131514
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Reinforced concrete built up culvert block
30131515
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Wood block
30131516
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Braille block
30131517
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Adobe block
30131518
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Concrete block for bridges
30131602
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Ceramic bricks
30131603
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Concrete bricks
30131604
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Stone bricks
30131605
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Sandlime brick
30131606
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Loess brick
30131607
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Clay brick
30131608
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Salt glazed brick
30131609
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Fabricated brick
30131610
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Insulating fire brick
30131611
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Wood brick
30131703
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Concrete tiles or flagstones
30241501
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Tube frame connector
30241502
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Anchor plate
30241503
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Bail ring
30241504
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Base plate
30241505
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Cupola
30241506
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Funicular bell
30241507
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Gable
30241508
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Gin pole and accessories
30241509
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Mast section and king pole
30241510
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Side pole
30241511
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Stake or peg
30241512
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Transom
30241513
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Steel A-frame
30241514
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Structural brace
30241515
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Structural alignment tool
30241601
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Grandstand footboard and accessories
30241602
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Stair step
30241603
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Stringer
30241604
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Stair riser
30241701
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Framing beam or rail or tubing
30241702
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Portable structure canvas section
30241705
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Winterization kit for tent