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Imishinga

Mwaramutse, ngwino urebe ibicuruzwa byacu!
Steel space grid gas station project construction

Uyu mushinga ni kare kare ikadiri / uburebure bwa metero 16 / uburebure bwa metero 30 / uburebure bwa metero 18

1. Kwishyiriraho ikibanza cyicyuma kigomba gukorwa nyuma yo kwemererwa kurwego rwo hasi hamwe ninama yashizwemo.Ibisabwa ku nkunga yo hasi ni: itandukaniro ry'uburebure hagati yinkunga zegeranye (intera L2): agaciro gato ka L2 / 800 na 10mm, ku butumburuke bumwe Uburebure butandukanye hagati yinkunga ndende kandi ntoya: 20mm;

2. Kugaragaza uburyo bwo kwishyiriraho ikibanza cyicyuma ukurikije imbaraga nuburyo buranga gride nuburyo nyabwo bwubatswe;

3. Nyuma yikibanza cyicyuma kimaze gushyirwaho, kigomba kugenzurwa:

a.Agaciro kemewe k'uburebure na horizontal kuruhande gutandukana ni 1/2000 cy'uburebure, kandi ntibigomba kurenza 30mm;

b.Agaciro kemewe hagati ya offset igomba kuba 1/3000 cya span yumwanya wicyuma, kandi ntigomba kurenza 30mm;

c.Kuri mesh ikadiri ishigikiwe na peripheri, kwemererwa gutandukana birebire ni 1/400 cyinkunga iherekejwe, kandi ntigomba kurenza 15mm, kandi ntarengwa na ntoya ntigomba kurenza 30mm;kuri mesh ikadiri ishigikiwe ningingo nyinshi, kwemererwa gutandukana ni 1/800 cyinkunga iherekejwe, kandi ntigomba kurenza 30mm;

d.Menya gutandukana kwa gride ukurikije ibisobanuro nibisabwa.Nyuma yo kubaka, gutandukana kwicyuma cyumwanya wicyuma ntigishobora kurenga 115% byagaciro ko kubara.(Agaciro ntarengwa ka grid frame L / 250)

4. Niba hari imipira yo gusudira mugace, gusudira groove bikoreshwa mugusudira umupira wo gusudira hamwe ninkoni, kandi icyiciro cyo gusudira ntigomba kuba munsi yicyiciro cya kabiri.

5. Nyuma yo kwishyiriraho ikibanza cyicyuma kirangiye, ubuso bwumwanya wikibanza hamwe ninkoni bigomba kuba bifite isuku kandi bitarimo inkovu numwanda.Ihuriro hamwe nu mwobo urenze wumupira wa bolt ugomba kuzuzwa no gufungwa hamwe namavuta.

6. Mugihe cyo gukoresha gride, uburyo bunoze bwo kurwanya ruswa bugomba gukorwa buri myaka 4 kugeza 5.

 

1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.
1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.
1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.

Igihe cyo kohereza: Werurwe-10-2022