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Large Long Span Structures Steel Frame Warehouse

large long span structures steel warehouse,large long span steel warehouse , will be easy for fix some big equipment and manchines inside, because there is more big space inside than the concrete workshop.this long span strcutures has this advantage.

1. Project Name:
60x50x7m warehouse
2. Project Site:(more details is needed)Tanzania
3. Design Reference Period: the design period for load is 50 years.
4. Buildings Safety Level: Level 2
5. Main Design Standards
Portal Rigid Frame Light House Technical Specification for Steel Structure CECS102:2002
Steel Structure Design Specification GB50017-2003
Load Code for The Design of Building Structures GB50009-2012
Code of seismic Design of Buildings GB50011-2010
Technical Code of Cold-Formed Thin-Wall Steel Structures GB50018-2002
7. Main Material Standards
Low allow high strength structural steel GB/T1591-2008

Carbon Structural Steel GB/T 700-2006

8. Welding Material



Steel Grade Welding Methods Welding Material
Q235-B Manual electric welder Welding rod:E43 series
Submerged arc welder Welding flux and welding wire:HJ401-H08 or HJ401-H08A
CO2 gas shielded arc welding Welding wire: H08Mn2Si
Q345-B Manual electric welder Welding rod: E50 series
Submerged arc welder Welding flux and wire: HJ402-H08A
CO2 gas shielded are welding Welding wire:H08Mn2Si



9. Design Load


10. Building information


Name warehouse
Structure Type portal frame, two ridge
Length 60m
Width 50
Eave Height 7m
Roof Slope 0.1
Gable Wall Column Spacing 5m
Roof 0.5mm thick 900 type galvanized steel panel
Wall 0.5mm thick 900 type galvanized steel panel
Door two sliding door
Window
Ladder no
Height difference between indoor and outdoor 300mm


Bill of quantity



No. Item Specification Unit Remarks
A Steel Frame
1 Steel beam and column Welded H steel 6~14,-20 T Q345B,twice primer and finish paint
2 Roof purlin C160x60x20x2.5 T Q345B,galvanized
3 Wall purlin C160x60x20x2.5 T Q345B,galvanized
4 Bracing Φ12 round bar T Q235B,galvanized
5 Casing pipe Φ32x2.5 T Q235B,galvanized
6 Knee bracing L50x4 T Q235B,galvanized
7 Column bracing Φ20 T Q235,twice primer and finish paint
8 Horizontal bracing Φ20 T Q235,twice primer and finish paint
9 Tie bar Φ89x2.5 T Q235,twice primer and finish paint
B Fasteners
1 Anchor bolt M24 Set Q235A
2 High strength bolt M20 Set 10.9S
3 Turnbuckle M25 Set 4.8S,Galvanized
4 common bolt M12 Set 4.8S,galvanized
5 Nut M20 Set 4.8S,galvanized
6 Nut M12 set 4.8S,galvanized
C Roof system
1 Roof panel 0.5mm thick color galvanized steel sheet 0.5mm thick color galvanized steel sheet
2 Roof panel V760 panel skylight
3 Ridge tile m 0.5mm thick color galvanized steel sheet
4 Gable edge cover m 0.5mm thick color galvanized steel sheet
5 Gutter 0.5mm thick color galvanized steel sheet  m
6 Gutter 2mm thick color galvanized
7 Down pipe 110PVC m PVC 
8 Ventilator
9 Roof accessories Self-tapping screw,rivet,seal gum
D Wall system
1 Wall panel 0.5mm thick color galvanized steel sheet V820 0.5mm thick color galvanized steel sheet
2 Corner cover
3 Edge cover m
4 Door cover
5 Sliding door 4x4m
6 Wall accessories Self-tapping screw,rivet,seal gum


Foundation work :
In the first week : we pick up the columns , fix the bolts
Second week: we fix the beams and the bolts , welding the joints .
Third week : we fix the wall panel
Fouth week : we fix the roof panel
Sixth week , we put the canopy and the finished work


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