Bridge School < Products @ NRB Inc.

Educational Facility · Bridge School

Bridge School Ⅰ

Bridge School Ⅰ, developed for temporary classroom use, is a high-quality steel-frame product
that can be swiftly and safely installed and easily moved for installation at any desired locations.

Main Products

Bridge School Ⅰ > Classroom

Bridge School Ⅰ > Classroom Information
Framework	Steel	Standards	6.8×9.0×3.6(m) / 60.20㎡ (2 Modules)
Exterior Finishing Materials	Glass Wool Panel / PosMAC Steel Plate (SUSlike Hairline)	Finishing	Wall SGP Floor SPC Ceiling Perforated Metal Sound-Absorbing Material
Windows	PVC System Windows	Doors	Steel Doors 1,120×2,600(mm)*2EA
Mechanical Equipment	Air Conditioning and Heating 4-Way Ceiling Type / 4.5HP1EA Total Heat Exchanger* 350CMH*2EA	Electrical/ Com-munication Equipment	LED Lighting 40W12EA Fire Detector* Rate-of-Rise Type1EA Leading Light* Small2EA Broadcasting Speaker* 3W*1EA
Installed Equipment	Enamel Blackboard 1,280×4,800(mm) Beam Projector 3,700 ANSI (or 55-inch TV) Blinds Blackout1EA / Transmittance 1%1EA	Other Options	Simplified Sprinkler System Safety Handrails Sink Shoe Rack (Installed in the corridor) Floor Heating (Electric Panel)

Product List

Performance and Quality Standards

Performance and Quality Standards
Ministry of Education Performance Criteria for Modular Classroom		Bridge School Ⅰ Performance ※ Steel Frame Structure (Available for lease)	Note. (Related Documents)
Item	Criteria and Quality Standards		Note. (Related Documents)
Structural Safety and Seismic Performance	Ensuring structural safety in accordance with the Regulations on “structural Standards for Buildings” and so on, and the Seismic Design Standards for School Facilities	Ensuring compliance with legal regulations and requirements	Structural Safety and Seismic Design Verification Certificate Providing Structural Calculation Documents
Evacuation (egress) and Fire-Resistant Building Component	In accordance with the Section 3 of “Regulations on Standards for Evacuation and Fireproof Construction of Buildings”	Steel frame structure up to 4 stories Pillars and beams: Application of 1-hour fire-resistant paint Floors: Application of 1-hour ALC Fire-Resistance Ratings for Floor External walls, roof, and other components: Ensuring 0.5-hour fire-resistant performance	Fire-Resistant Paint Test Certificate Floor: Certificate of Accreditation of Fire Resistance Fire-Resistant Test Certificate for External Walls and Roofing Materials
	Interior finishing materials	Using non-combustible or limited combustible materials	Interior Material Finishing Schedule Mill Test Certificate
	Fire partition	Stairway Fire Door Assembly Installation of fire-resistant fillers fireblocking in the fire partition between floors	Fire Partition Plan Fire Door and Fire-Resistant Filler Test Certificate
Fire Safety	Quality Standards for Temporary School Buildings Apply standards equal to or exceeding those outlined in the “Act on Fire Prevention and Installation, Maintenance, and Safety Control of Firefighting Systems” Completion and Approval: After reporting the commencement and completing the final inspection with the fire department, submit the following certificates for occupancy approval: Certificate of Completion Inspection of Firefighting System. Fire Safety Measures: Ensure the presence of the following fire-fighting facilities: Fire extinguishers, automatic fire detection systems, emergency escape lighting, emergency broadcasting system speakers, evacuation equipment (for floors above the third floor), simplified sprinkler system.	Ensure fire safety in temporary school buildings by meeting or exceeding the Ministry of Education’s quality standards For permanent Buildings, adhere to the provisions of the “Act on Fire Prevention and Installation, Maintenance, and Safety Control of Firefighting Systems”	' Fire Suppression System Installation Certificate
Ventilation	Table II, Subparagraph 1, Paragraph 1, Article 3 of 「Enforcement Rule of the School Health Act」 Ventilation area per person must be equal to or greater than 21.6㎥/h	Installation of a 700 CMH Total Heat Exchanger per classroom (Capable of accommodating 32 individuals)	Test Certificate
Daylighting (Natural Lighting)	Article 3 of “Enforcement Rule of the School Health Act” The average ratio of outdoor horizontal illuminance to indoor illuminance (Natural light) should be at least 5%, with a minimum of 2%	Daylighting area for standard classrooms: 10.6 ㎡ (Securing 17.6% of floor area)	-
Illuminance (Artificial Lighting)	In compliance with Article 3 of 「Enforcement Rule of the School Health Act」	300 lux or higher (on desk surface and blackboard surface) Satisfying a maximum-to-minimum illuminance ratio of 3:1 or less	Lighting Simulation
Air Quality	“Enforcement Rule of the School Health Act” [Table IV-2] Standards for maintenance and management of air quality (related to Subparagraph 3-2, Paragraph 1, Article 3	Implementing indoor air quality measurement	Certificate of Implementing Indoor Air Quality Measurement
Thermal Insulation	“Energy Efficiency Design Standard for Buildings” [Table I] The performance should be equal to or greater than Central Region 2	Rental Modular Heat Transmission Coefficient ① Walls: Below 0.24W/㎡·K ② Roof: Below 0.15W/㎡·K ③ Windows: Compliance with Central Region 1 Standards or Higher	Thermal Insulation Plan Mill Test Certificate
Vibration	Analysis of vibration performance based on ISO 10137 (Comparison of basic curve of vertical vibration acceleration)	Compliance with office standards (0.02 ㎨ or below) - V-30 or below	Vibration Analysis Report
Sound Transmission Class (STC)	In the “Ministry of Education Performance Criteria, August 2021” Certification of Sound Insulation of Wall Construction and Management Standard [Table I] The sound insulation performance of external walls should be Grade 2 or above, with 36 dB or more	65dB (Grade 1)	Test Certificate of Sound Insulation Performance of Walls
Structure-borne Noise	In the “Ministry of Education Performance Criteria, August 2021” The sound insulation performance of weight impact sound should be 65dB or less	Heavy-weight impact sound 53dB Light-weight impact sound 46dB	Test Certificate of Floor Impact Sound
Structure-borne Noise	In the “Ministry of Education Performance Criteria, August 2021” The sound insulation performance of weight impact sound should be 65dB or less	Heavy-weight impact sound 53dB - Light-weight impact sound 46dB	Test Certificate of Floor Impact Sound
Relocatability	Ensuring 80% or higher rates of reusability	Reusability rate of 90% or higher - Verified through 5 relocation records	Reusability Specification Report
Download	View the Ministry of Education’s Performance Criteria	View the Standards of the Bridge School Ⅰ

Lease · Purchase
Catalog Contract (Lease)

A method in which proposals are submitted and vendors are selected to deliver goods or services in response to a proposal request from the demanding institution, following a delivery contract with the Public Procurement Service regarding catalog products (services).
Demanding Institution

01
Signing a catalog contract / Registering
as an
e-commerce
platform

02
Sending a request for proposal

03
Submitting a proposal

04
Selecting a supplier / Sending a partial delivery request

05
Submitting a launching report / Production · Installation

06
Submitting a completion report / Sending a request for inspection

07
Inspection

08
Sending an invoice

09
Payment

NRB
KONEPS General Shopping Mall ‘NRB’ Shortcut
Two-Stage Bidding (Lease, Purchase)

A method in which the demanding institution directly advertises and conducts bidding in two stages (performance and price) to lease.
Demanding Institution

01
Bidding announcement

02
Submitting a proposal and bid

03
Selection of a successful bidder

04
Signing
a lease service
contract

04
Signing
a lease service
contract

05
Submitting a launching report / Production · Installation

06
Submitting an installation completion report / Sending a progress amount confirmation request

07
Inspection and testing

08
Sending a progress amount bill / Sending a payment request

09
Payment

NRB
Innovative Products (Purchase)

A method in which the demanding institution selects innovative product suppliers through a supplier selection committee for comparing the performance of innovative products and enters into a private contract.
Demanding Institution

01
Supplier selection committee announcement

02
Participating in the supplier selection committee

03
Announcing the selected supplier

04
Signing
a private contract
for the innovative products

04
Signing
a private contract
for the innovative products

05
Submitting a launching report / Production · Installation

06
Submitting a completion report / Sending a request for inspection

07
Inspection and testing

08
Sending a payment bill

09
Payment

NRB
Shortcut to Innovation Market ‘NRB’

Educational Facility · Bridge School

Bridge School Ⅱ

Concrete products, with a width of 2.7m, allowed to be transported through narrow roads in the old downtown areas of cities like Seoul and Busan. They enable rapid construction (completion within 1 year, including the design process) and provide a 110% larger space compared to temporary classrooms.

Main Products

Bridge School Ⅱ > Classroom

Bridge School Ⅱ > Classroom Information
Framework	Reinforced Concrete	Standards	8.1×8.14×3.4(m) 66.59㎡ (3 Modules)
Exterior Finishing Materials	Exposed Concrete TORAY Ceramic Siding	Finishing	Wall Birch Plywood, SGP Floor Epoxy Coating Ceiling Exposed
Windows	PVC System Windows	Doors	Sliding Pocket Doors*2EA
Mechanical Equipment	Air Conditioning and Heating 4-Way Ceiling Type / 2.0HP3EA Total Heat Exchanger* 350CMH*2EA	Electrical/ Com-munication Equipment	LED Lighting 40W9EA Fire Detector* Rate-of-Rise Type1EA Leading Light* High-Intensity, Small2EA Broadcasting Speaker* 3W*1EA
Installed Equipment	Blinds *3EA	Other Options	Simplified Sprinkler System Sink Shoe Rack (Installed in the corridor) Floor Heating (Electric panel)

Product List

Performance standard

Performance and quality standards information
Ministry of Education Performance Criteria for Modular Classroom		Bridge School Ⅱ Performance ※ Concrete Frame Structure	Note. (Related Documents)
Item	Criteria and Quality Standard	Bridge School Ⅱ Performance ※ Concrete Frame Structure	Note. (Related Documents)
Structural Safety and Seismic Performance	Ensuring structural safety in accordance with the Regulations on “structural Standards for Buildings” and so on, and the Seismic Design Standards for School Facilities	Ensuring compliance with legal regulations and requirements	Structural Safety and Seismic Design Verification Certificate Providing Structural Calculation Documents
Evacuation (egress) and Fire-Resistant Building Component	In accordance with the Section 3 of “Regulations on Standards for Evacuation and Fireproof Construction of Buildings”	Concrete frame structure: Natural fire resistance No limit on the number of floors	Fire-Resistant Paint Test Certificate Floor: Certificate of Accreditation of Fire Resistance Fire-Resistant Test Certificate for External Walls and Roofing Materials
	Interior finishing materials	Using non-combustible or limited combustible materials	Interior Material Finishing Schedule Mill Test Certificate
	Fire partition	Fire partition In compliance with the regulations	Fire Partition Plan Fire Rated Door and Fire-Resistant Filler Test Certificate
Fire Safety	“Act on Fire Prevention and Installation, Maintenance, and Safety Control of Firefighting Systems” Related regulations	In accordance with the “Act on Fire Prevention and Installation, Maintenance, and Safety Control of Firefighting Systems”	Fire Suppression System Installation Certificate
Ventilation	Table II, Subparagraph 1, Paragraph 1, Article 3 of 「Enforcement Rule of the School Health Act」 Ventilation area per person must be equal to or greater than 21.6㎥/h	Provide Total Heat Exchanger	Test Certificate
Daylighting (Natural Lighting)	Article 3 of “Enforcement Rule of the School Health Act” The average ratio of outdoor horizontal illuminance to indoor illuminance (Natural light) should be at least 5%, with a minimum of 2%	Daylighting area for standard classrooms: 10.6 ㎡ (Securing 17.6% of floor area)	-
Illuminance (Artificial Lighting)	In compliance with Article 3 of 「Enforcement Rule of the School Health Act」	300 lux or higher (on desk surface and blackboard surface) Satisfying a maximum-to-minimum illuminance ratio of 3:1 or less	Lighting Simulation
Air Quality	“Enforcement Rule of the School Health Act” [Table IV-2] Standards for maintenance and management of air quality (related to Subparagraph 3-2, Paragraph 1, Article 3	Implementing indoor air quality measurement	Certificate of Implementing Indoor Air Quality Measurement
Thermal Insulation	“Energy Efficiency Design Standard for Buildings” [Table I] The performance should be equal to or greater than Central Region 2	Application in compliance with regulations	Thermal Insulation Plan Mill Test Certificate
Vibration	Analysis of vibration performance based on ISO 10137 (Comparison of basic curve of vertical vibration acceleration)	Compliance with office standards (0.02 ㎨ or below) V-30 or below	Vibration Analysis Report
Sound Transmission Class (STC)	In the "Ministry of Education Performance Criteria, August 2021" Certification of Sound Insulation of Wall Construction and Management Standard [Table I] The sound insulation performance of external walls should be Grade 2 or above, with 36 dB or more	65dB (1 Grade)	Test Certificate of Sound Insulation Performance of Walls
Structure-borne Noise	In the “Ministry of Education Performance Criteria, August 2021” The sound insulation performance of weight impact sound should be 65dB or less	Heavy-weight impact sound 53dB Light-weight impact sound 46 dB	Test Certificate of Floor Impact Sound
Download	View the Ministry of Education’s Performance Criteria	View the Standards of the Bridge School Ⅱ

Lease · Purchase
Catalog Contract (Lease)

A method in which proposals are submitted and vendors are selected to deliver goods or services in response to a proposal request from the demanding institution, following a delivery contract with the Public Procurement Service regarding catalog products (services).
Demanding Institution

01
Signing a catalog contract / Registering
as an
e-commerce
platform

02
Sending a request for proposal

03
Submitting a proposal

04
Selecting a supplier / Sending a partial delivery request

05
Submitting a launching report
/ Production · Installation

06
Submitting
a completion report
/ Sending
a request for inspection

07
Inspection

08
Sending
an invoice

09
Payment

NRB
KONEPS General Shopping Mall ‘NRB’ Shortcut
Two-Stage Bidding (Lease, Purchase)

A method in which the demanding institution directly advertises and conducts bidding in two stages (performance and price) to lease.
Demanding Institution

01
Bidding announcement

02
Submitting
a proposal and bid

03
Selection of a successful bidder

04
Signing
a lease service
contract

04
Signing
a lease service
contract

05
Submitting a launching report
/ Production · Installation

06
Submitting
an installation completion report
/ Sending a progress
amount confirmation request

07
Inspection and testing

08
Sending a progress amount bill /
Sending
a payment request

09
Payment

NRB
Innovative Products (Purchase)

A method in which the demanding institution selects innovative product suppliers through a supplier selection committee for comparing the performance of innovative products and enters into a private contract.
Demanding Institution

01
Supplier selection
committee announcement

02
Participating in the supplier
selection committee

03
Announcing
the selected supplier

04
Signing
a private contract
for the innovative products

04
Signing
a private contract
for the innovative products

05
Submitting a launching report
/ Production · Installation

06
Submitting a completion report
/ Sending a request
for inspection

07
Inspection and testing

08
Sending
a payment bill

09
Payment

NRB
Shortcut to Innovation Market ‘NRB’

Educational Facility · Bridge School

Dormitory

Concrete products developed for 2-person or 4-person occupancy per room. By reducing inter-floor noise, they enhance habitability.
Manufactured 99% in the factory, these products allow for a 60~70% reduction in construction time compared to traditional concrete buildings.

Main Products

Dormitory > Dorm Room A

Dormitory > Dorm Room A Information
Framework	Reinforced Concrete	Standards	3.3×9.3×3.4(m) 29.05㎡ (1 Modules)
Exterior Finishing Materials	TORAY Ceramic Siding	Finishing	Wall Flame Retardant Silk Wallpaper Floor SPC Ceiling Flame Retardant Silk Wallpaper
Windows	PVC System Windows	Doors	Fire Door*1EA
Mechanical Equipment	Air Conditioning and Heating 1-Way Ceiling Type / 1.2HP1EA Total Heat Exchanger* Subject to ventilation design	Electrical/ Com-munication Equipment	LED Lighting 40W2EA Fire Detector* Rate-of-Rise Type1EA Leading Light* Small1EA Broadcasting Speaker* 3W*1EA
Installed Equipment	Sanitary Fixture Toilet2EA Shower2EA Sink*1EA Blinds***1EA	Other Options	Bathroom design is optional

Product List

Performance Standard

Performance and quality standards information
Ministry of Education Performance Criteria for Modular Classroom		Dormitory Performance ※ Optional: Steel Frame Structure or Concrete Frame Structure	Note (Related Documents)
Item	Criteria and Quality Standard		Note (Related Documents)
Structural Safety and Seismic Performance	Ensuring compliance with the Building Structural Standards and Regulations, and adhering to Seismic Design Standards for school buildings	Ensuring compliance with legal regulations and requirements	Structural Safety and Seismic Design Verification Certificate Providing Structural Calculation Documents
Evacuation (egress) and Fire-Resistant Building Component	In accordance with the Section 3 of “Regulations on Standards for Evacuation and Fireproof Construction of Buildings”	Steel frame structure up to 4 stories ①Pillars and beams: Application of 1-hour fire-resistant paint ② Floors: Concrete slab with natural fire resistance Concrete frame structure: Natural fire resistance / No limit on the number of floors	Fire-Resistant Paint Test Certificate Floor: Certificate of Accreditation of Fire Resistance Fire-Resistant Test Certificate for External Walls and Roofing Materials
	Interior finishing materials	Using non-combustible or limited combustible materials	Interior Material Finishing Schedule Mill Test Certificate
	Fire- Resistance Rating	Fire- Resistance Rating In compliance with the regulations	Fire Safety Plan Fire Rated Door and Fire-Resistant Filler Test Certificate
Fire Safety	Compliance with regulations related to fire prevention, installation, maintenance, and safety control of firefighting systems.	In accordance with the “Act on Fire Prevention and Installation, Maintenance, and Safety Control of Firefighting Systems”	Fire Suppression System Installation Certificate
Thermal Insulation	“Energy Efficiency Design Standard for Buildings” [Table I] The performance should be equal to or greater than Central Region 2	Application in compliance with the regulations of the relevant region	Thermal Insulation Plan Mill Test Certificate
Vibration	Analysis of vibration performance based on ISO 10137 (Comparison of basic curve of vertical vibration acceleration)	Compliance with office standards (0.02 ㎨ or below) V-30 or below	Vibration Analysis Report
Sound Transmission Class (STC)	In the “Ministry of Education Performance Criteria, August 2021” Certification of Sound Insulation of Wall Construction and Management Standard [Table I] The sound insulation performance of external walls should be Grade 2 or above, with 36 dB or more	65dB (Grade 1) - STC 50 ( please confirm this STC rate - STC 50 residentila living room, and higher is better)	Test Certificate of Sound Insulation Performance of Walls
Structure-borne Noise	In the “Ministry of Education Performance Criteria, August 2021” The sound insulation performance of weight impact sound should be 65dB or less	Heavy-weight impact sound 53dB Light-weight impact sound 46dB	Test Certificate of Floor Impact Sound
Download	View the Ministry of Education’s Performance Criteria	View the Standards of the Dormitory

Lease · Purchase
Two-Stage Bidding (Lease, Purchase)

A method in which the demanding institution directly advertises and conducts bidding in two stages (performance and price) to lease.
Demanding Institution

01
Bidding announcement

02
Submitting
a proposal and bid

03
Selection of a successful bidder

04
Signing
a lease service
contract

04
Signing
a lease service
contract

05
Submitting a launching report
/ Production · Installation

06
Submitting
an installation completion report
/ Sending a progress
amount confirmation request

07
Inspection and testing

08
Sending a progress amount bill /
Sending
a payment request

09
Payment

NRB
KONEPS General Shopping Mall ‘NRB’ Shortcut

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Contents

Educational Facility · Bridge School

Main Products

Educational Facility · Bridge School

Main Products

Educational Facility · Bridge School

Product Information