5-storey shelves optimize warehouse & accelerate profits

In the context of Vietnam’s e-commerce and logistics growth of ~20% in 2024, warehouses have to handle twice the volume of goods but land is increasingly expensive. Agile businesses are switching to 5-tier shelves – the highest configuration in the group of multi-purpose steel racks – to compress containers vertically, reducing warehouse rental costs by 30-40%. After 25 years, Long Quyen has installed hundreds of 5-storey shelves for customers and proven the formula of “increase capacity – reduce mileage – shorten turnover” to help warehouse profits increase by half and a half.

test should be loaded in the cage

1. Storage challenges in the era of Logistics 4.0

1.1 Escalating site costs

According to Savills, warehouse rental prices in Hanoi average 5.4 USD/m²/month at the end of 2024, up 12% YOY. If the height is not exploited, operating costs will “eat” 20-25% of the profit margin.

1.2 Increasingly stringent safety regulations

OSHA recommends “loading heavy loads on low floors, not exceeding shelf load limits,” the Occupational Safety and Health Agency recommends. Many old warehouses lack ANSI MH16.1 certification, so there is a potential for shelves to collapse and stop the line.

1.3 Require fast turnover

Omnichannel forced e-commerce warehouse pick & pack in 2 hours. Traditional 3–4-tier shelves do not meet the increasing density of SKUs.

3D layout of 5 floors warehouse 800m2

2. Long Quyen 5-storey shelf – Structure & specifications

Parameter Standard Values Notes
Height 6–12 m Depending on the clear height of the warehouse
Load/Floor 1,000–2,000 kg 1.4× Design Load Compression Test
Shelf tops Ω beam + 1.5 mm thick tole CNC Cold Stamping
Coatings Powder coating 60–80 μm 500 h Salt Spray

Quote: “The design, testing and use of industrial steel shelving must comply with MH16.1 for continuous safety” – Rack Manufacturers Institute (RMI) MHI.org

Load Sign ANSI MH16 1 on 5 floors

3. 7 outstanding benefits of 5-tier shelves

  1. Doubling the capacity compared to 3-storey shelves, helping to reduce 40% of the rental warehouse area.

  2. Increased turn‐over: 3.2 m of aisle is enough for a Reach Truck at 12 km/h.

  3. Multi-purpose compatible: pallet, carton, mesh frame.

  4. Flexible modules: quick removal-installation, change beam pitch in 15 minutes.

  5. The service life ≥ 20 years thanks to the powder coating & Q345B steel.

  6. Automatic integration: easy to attach RFID labels, load sensor trays.

  7. ROI ≤ 12 months – Case study of X-Series cold storage saves 268 million VND/year of electricity & labor (part 3.3).

Key Takeaways: Increase storage density, reduce travel distance, optimize cost per order.

3.1 Quick Comparison of 5 Floors & 4 Floors

Quota 4-tier shelves 5-tier shelves
Capacity/m² 3 pallet 3,8 pallets
Steel cost 100 % 120 %
Cost of premises 100 % ≈ 70 %
Payback period 18 months 12 months

3.2 Typical Configuration

  • Beam aperture: 2,700 mm (supports 2 pallets 1.2 × 1 m).

  • Floor clearance: 1,380 mm (suitable for rows ≤ 1.2 m high).

  • X-tie bars: 50 × 30 × 1.5 mm steel.

Installation of 5-storey shelf with hydraulic equipment

4. Design – production process meets ISO 9001 standards

Long Quyen applies the ISO 9001:2015 QMS at all stages – from floor load survey to ISO bearing acceptance.

  1. 3D LIDAR survey → layout simulation using AutoCAD Plant 3D.

  2. Load analysis according to Eurocode 3 & ANSI MH16.1.

  3. Sample test: vertical compression 1.4× load, deflection bending beam < l/180.

  4. Powder coating 5 tanks: oil removal – phosphate – drying – spraying – polymerization.

  5. End of line QC: 100% inspection by Elcometer paint gauge.

  6. Installation & acceptance: checkplumb ± 2 mm/10 m, bolt torque 180 N·m.

Shelf for the 5th class of the dragon power in the warehouse

5. Case study: E-commerce Warehouse X

Problem: An area of 3,200 m², 8,000 SKUs, it is necessary to increase the capacity from 7,500 to 12,000 pallets.

Category Before Behind the shelves 5 floors
Capacity 7,560 pallets 12,240 pallets
Aisle 4.2 m 3.2 m (Reach Truck)
Order Turnover 2.8 days 1.6 days
Cost/Application Processing 6,200 VND 4,300 VND
Payback – 11 months

6. Installation & Maintenance Instructions according to ANSI MH16.1

  1. The design load is clearly indicated on the rack load sign label.

  2. Do not change the beam pitch when the warehouse is in operation.

  3. Check floor anchor bolts every 6 months; retighten if < 180 N·m.

  4. Treat 5 mm column > dents with replacement, no in-situ reinforcement welding (MH16.1-2023, item 8). MHI.org

  5. Train operators to comply with OSHA 1910.176 “stack & tier” Occupational Safety and Health Authority.

Long Quyen powder coating line

7. Frequently Asked Questions

  1. What is the maximum load capacity of a 5-tier shelf?
    Long Quyen’s standard structure is designed with 1–2 tons/floor, tested at 120% load.

  2. Can an 8 m high warehouse install 5-storey shelves?
    Yes, the 1.2 m low beam solution helps to arrange all five tiers and 0.4 m of pallet top safety.

  3. Which forklift is suitable?
    Reach Truck lifting height 11 m, fork 1.1 m, turning < radius 2.8 m.
  4. Installation time for a 2,000 m² warehouse?
    About 7 days, including load-bearing acceptance.

  5. Does powder coating peel off?
    Paint layer 60–80 μm reaches 500 h Salt Spray; If the collision is strong, it can be painted on the spot.

  6. Is BIM/Revit supported?
    Yes, Long Quyen provides a full-shelf Revit family library.

  7. How long is the warranty?
    Frame 5 years, beam & paint 2 years.

  8. Is it possible to expand more floors later?
    Yes, but the floor load & bracing needs to be recalculated.

  9. Are 5-tier shelves used for cold storage –25 °C?
    Yes, Long Quyen uses a two-pack Epoxy paint that is heat-resistant to −30 °C.

Omega beam 5-tier shelf

8. References

  1. Occupational Safety and Health Administration (2024) Warehousing – Hazards & Solutions, OSHA.gov. Retrieved 04 May 2025. Occupational Safety and Health Agency

  2. Occupational Safety and Health Administration (2024) General Industry Standards 29 CFR 1910, OSHA.gov. Occupational Safety and Health Agency

  3. Rack Manufacturers Institute (2023) ANSI MH16.1-2023 Design, Testing & Utilization of Industrial Steel Storage Racks, MHI.org. MHI.org

  4. International Organization for Standardization (2015) ISO 9001:2015 – Quality Management Systems, ISO.org. ISO

  5. Long Quyen (2024) What is Selective Shelf?

  6. Long Quyen (2023) Pallet rack catalog

  7. Long Quyen (2024) Case studies of warehouse projects

  8. Savills Vietnam (2024) Industrial Property Market Report Q4/2024, Savills.com.vn.

  9. Statista (2024) E-commerce Share of Retail Sales in Vietnam 2017–2024, Statista.com.

  10. Vietnam Logistics Association (2023) Logistics Vietnam 2030 Roadmap, vla.com.vn.

9. Contact us now for advice & quotation

Optimize your warehouse in just 3 weeks with shelves on the 5th floor of Long Quyen – click the button below, a team of experts with 25 years of experience will design your own 3D layout for free.

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