Engr.Md. Abdur Razzak

Engr.Md. Abdur Razzak

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Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Engr.Md. Abdur Razzak, Structural Engineer, Dhaka.

25/05/2025

Roof slab leveling check at my project 😍😍😍

22/05/2025

āφāĻ¨ā§āĻĄāĻžāϰāĻ—ā§āϰāĻžāωāĻ¨ā§āĻĄ āĻ“āϝāĻŧāĻžāϟāĻžāϰ āĻŸā§āϝāĻžāĻ™ā§āϕ⧇āϰ āĻ•āĻžāĻ¸ā§āϟāĻŋāĻ‚ āĻ•āϰāĻžāϰ āφāϗ⧇ āĻŦ⧇āĻļ āĻ•āĻŋāϛ⧁ āϗ⧁āϰ⧁āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖ āĻŦāĻŋāώ⧟ āĻšā§‡āĻ• āĻ•āϰāĻž āĻĻāϰāĻ•āĻžāϰ, āϝāĻžāϤ⧇ āĻŸā§āϝāĻžāĻ™ā§āĻ•āϟāĻŋ āĻŸā§‡āĻ•āϏāχ, āϜāϞāϰ⧋āϧ⧀ āĻ“ āύāĻŋāϰāĻžāĻĒāĻĻ āĻšā§ŸāĨ¤ āύāĻŋāĻšā§‡ āĻĒā§āϰāϧāĻžāύ āĻ•āϰāĻŖā§€ā§Ÿ āĻŦāĻŋāώ⧟āϗ⧁āϞ⧋ āωāĻ˛ā§āϞ⧇āĻ– āĻ•āϰāĻž āĻšāϞ⧋:

1.āĻĒā§āϰāĻ•ā§ŒāĻļāϞ⧀āϰ āĻ…āύ⧁āĻŽā§‹āĻĻāĻŋāϤ āĻĄāĻŋāϜāĻžāχāύ āĻ“ āĻĄā§āϰ⧟āĻŋāĻ‚ āĻ…āύ⧁āϝāĻžā§Ÿā§€ āύāĻŋāĻ°ā§āĻŽāĻžāĻŖ āĻšāĻšā§āϛ⧇ āĻ•āĻŋ āύāĻž āϤāĻž āύāĻŋāĻļā§āϚāĻŋāϤ āĻ•āϰāĻžāĨ¤
2. āĻĄā§āϰ⧟āĻŋāĻ‚ āĻ…āύ⧁āϝāĻžā§Ÿā§€ āĻŽāĻžāϟāĻŋ āĻ–āύāύ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇ āĻ•āĻŋāĻ¨ā§āϤ⧁āĨ¤' āĻŽāĻžāϟāĻŋ āĻŦ⧇āĻļāĻŋ āĻ–āύāύ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
3.āĻ–āύāύāĻ•ā§ƒāϤ āĻ—āĻ°ā§āϤ⧇āϰ āĻ—āĻ­ā§€āϰāϤāĻž āĻ“ āĻĒā§āϰāĻ¸ā§āĻĨ āĻĒāϰāĻŋāĻ•āĻ˛ā§āĻĒāύāĻžāϰ āϏāĻžāĻĨ⧇ āĻŽāĻŋāϞāĻŋā§Ÿā§‡ āĻĻ⧇āĻ–āĻžāĨ¤
4.āĻ–āύāύāĻ•ā§ƒāϤ āĻ…āĻ‚āĻļ⧇ āϕ⧋āύ⧋ āύāϰāĻŽ āĻŦāĻž āφāϞāĻ—āĻž āĻŽāĻžāϟāĻŋ āĻĨāĻžāĻ•āϞ⧇ āϤāĻž āϏāϰāĻŋā§Ÿā§‡ āĻĒā§āĻ°ā§Ÿā§‹āϜāĻ¨ā§€ā§Ÿ āĻ•āĻŽā§āĻĒā§āϝāĻžāĻ•āĻļāύ āĻ•āϰāĻž āĻāĻŦāĻ‚ āĻĄā§āϰ⧟āĻŋāĻ‚ āĻ…āύ⧁āϝāĻžā§Ÿā§€ āϏāϞāĻŋāĻ‚ āĻāĻŦāĻ‚ CC āĻĸāĻžāϞāĻžāχ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
5. āĻĄā§āϰ⧟āĻŋāĻ‚ āĻ…āύ⧁āϝāĻžā§Ÿā§€ āϝāĻĻāĻŋ āϕ⧋āύ BRICK WALL āĻĨāĻžāϕ⧇ āϤāĻŦ⧇ āϤāĻž āĻ—āĻžāĻĨ⧁āύ⧀ āĻ•āϰ⧇ āύāĻŋāϤ⧇ āĻšāĻŦ⧇āĨ¤
6. BOTTOM SLAB āĻ āĻĻ⧁āχ āĻ˛ā§‡ā§ŸāĻžāϰ āĻāϰ āϜāĻžāϞāĻŋ āĻĨāĻžāĻ•āĻŦ⧇, BOTTOM SLAB āĻāϰ Btom āϜāĻžāϞāĻŋāϤ⧇ Long DRI: āύāĻŋāĻšā§‡ āĻšāĻŦ⧇ SHORT DRI āωāĻĒāϰ⧇ āĻŦāϏāĻŦ⧇āĨ¤ āĻāĻŦāĻ‚ āĻ­āĻžāĻ°ā§āϟāĻŋāĻ•ā§āϝāĻžāϞ āϰāĻĄ āĻŦāĻžāχāĻ¨ā§āĻĄāĻŋāĻ‚ āĻ•āϰ⧇ āύāĻŋāϤ⧇ āĻšāĻŦ⧇āĨ¤
7. TOP āϜāĻžāϞāĻŋ LONG DRI āωāĻĒāϰ⧇ āĻŦāϏāĻŦ⧇ SHORT DRI āύāĻŋāĻšā§‡ āĻšāĻŦ⧇āĨ¤
8. āϰāĻŋāĻŸā§‡āύāĻŋāĻ‚ āĻ“ā§ŸāĻžāϞ⧇āϰ VERTICAL āϰāĻĄ āĻŦāĻžāχāϰ⧇ āĻŦāϏāĻŦ⧇ HORIZENTAL āϰāĻĄ āĻ­āĻŋāϤāϰ⧇ āĻŦāϏāĻŦ⧇āĨ¤
9. āĻĄā§āϰ⧟āĻŋāĻ‚ āĻ…āύ⧁āϝāĻžā§Ÿā§€ āĻ āϰāĻĄā§‡āϰ āĻĄāĻžā§ŸāĻž āĻ āĻŋāĻ• āφāϛ⧇ āĻ•āĻŋāύāĻž āĻĻ⧇āĻ–āϤ⧇ āĻšāĻŦ⧇ āĻāĻŦāĻ‚ āĻ¸ā§āĻĒ⧇āϏ āĻ āĻŋāĻ• āφāϛ⧇ āĻ•āĻŋāύāĻžāĨ¤
10.āĻ˛ā§āϝāĻžāĻĒāĻŋāĻ‚ āϞ⧇āĻ¨ā§āĻĨ āĻ“ āĻ•āĻ­āĻžāϰ āĻŦā§āϞāϕ⧇āϰ āĻ…āĻŦāĻ¸ā§āĻĨāĻžāύ āĻ āĻŋāĻ• āφāϛ⧇ āĻ•āĻŋ āύāĻž āϤāĻž āĻšā§‡āĻ• āĻ•āϰāĻžāĨ¤
11.āĻļāĻžāϟāĻžāϰāĻŋāĻ‚ āĻ“ āϏ⧇āĻ¨ā§āϟāĻžāϰāĻŋāĻ‚ āϏāĻ āĻŋāĻ•āĻ­āĻžāĻŦ⧇ āϏ⧇āϟ āĻ•āϰāĻž āĻšā§Ÿā§‡āϛ⧇ āĻ•āĻŋ āύāĻž āĻāĻŦāĻ‚ āĻāϟāĻŋ āĻļāĻ•ā§āϤāĻ­āĻžāĻŦ⧇ āĻŦāĻžāρāϧāĻž āφāϛ⧇ āĻāĻŦāĻ‚ āϞāĻŋāĻ•āĻĒā§āϰ⧁āĻĢ āĻ•āĻŋāύāĻž āϤāĻž āύāĻŋāĻļā§āϚāĻŋāϤ āĻ•āϰāĻžāĨ¤
12. SHUTTERING āĻ•āϰ⧇ āĻ­āĻŋāϤāϰ⧇āϰ āĻĄāĻžā§ŸāĻžāĻ—āύāĻžāϞ āĻŽāĻžāĻĒ āĻšā§‡āĻ• āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
13. VERTICAL WALL āĻ“āϞāύ āĻĻā§āĻŦāĻžāϰāĻž āĻšā§‡āĻ• āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
14. āϰāĻŋāĻŸā§‡āύāĻŋāĻ‚ āĻ“ā§ŸāĻžāϞ⧇āϰ āĻĒ⧁āϰāĻ¤ā§āĻŦ, TOP āĻ“ BOTTOM āĻ¸ā§āϞāĻžāĻŦ āĻāϰ THICKNESS āĻ āĻŋāĻ• āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
15. āĻĒāĻ°ā§āϝāĻžāĻĒā§āϤ āĻĒāϰāĻŋāĻŽāĻžāϪ⧇ āĻ¸ā§āĻĒ⧇āϏāĻŋāĻ‚ āĻŦāĻžāϰ āĻāĻŦāĻ‚ āĻŦā§āϞāĻ• āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
16. āĻĸāĻžāϞāĻžāχ āĻāϰ āĻ…āύ⧁āĻĒāĻžāϤ āĻ āĻŋāĻ• āφāϛ⧇ āĻ•āĻŋāύāĻž āĻšā§‡āĻ• āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
17.āĻ•āĻ‚āĻ•ā§āϰāĻŋāĻŸā§‡āϰ āĻŽāĻ§ā§āϝ⧇ āĻ“ā§ŸāĻžāϟāĻžāϰāĻĒā§āϰ⧁āĻĢāĻŋāĻ‚ āĻāĻĄāĻŽāĻŋāĻ•ā§āϏāϚāĻžāϰ āĻŽāĻŋāĻļā§āϰāĻŋāϤ āĻ•āϰāĻž āĻšā§Ÿā§‡āϛ⧇ āĻ•āĻŋāύāĻž āϤāĻž āύāĻŋāĻļā§āϚāĻŋāϤ āĻ•āϰāĻžāĨ¤
18.āĻ•āĻ‚āĻ•ā§āϰāĻŋāϟ āĻĸāĻžāϞāĻžāĻ‡ā§Ÿā§‡āϰ āϏāĻŽā§Ÿ āĻĢāĻ°ā§āĻŽāĻ“ā§ŸāĻžāĻ°ā§āĻ• āĻ•āĻŽā§āĻĒāύ āĻŦāĻž āĻ¸ā§āĻĨāĻžāύāĻšā§āϝ⧁āϤ āĻšā§Ÿ āĻ•āĻŋāύāĻž āϤāĻž āĻ–ā§‡ā§ŸāĻžāϞ āϰāĻžāĻ–āĻž āĻāĻŦāĻ‚ āĻšāĻžāύāĻŋāĻ•āĻŽā§āĻŦāĻŋāĻ‚ āĻāĻĄāĻŧāĻžāϤ⧇ āϝāĻĨāĻžāϝāĻĨ āĻ•āĻŽāĻĒā§āϝāĻžāĻ•āĻļāύ āĻ•āϰāĻžāĨ¤ āχāĻ¤ā§āϝāĻžāĻĻāĻŋāĨ¤

25/02/2025

Roof top-02, slab re-bar work.

25/02/2025
Photos from Engr.Md. Abdur Razzak's post 25/02/2025

āĻ¸ā§āĻ˛ā§āϝāĻžāĻŦ āĻāϰ āϰāĻĄ āĻšā§‡āĻ•āĻŋāĻ‚ āĻāϰ āϏāĻŽā§Ÿ āĻŦāϏāĻĻ⧇āϰ āϏāĻžāĻĨ⧇ āĻĢā§āϰ⧇āĻŽ āĻŦāĻ¨ā§āĻĻāĻŋ, đŸĨ°â¤ī¸đŸ˜đŸĨ°

19/12/2024

Beam rod binding at Nobo Anonde project...

Photos from Engr.Md. Abdur Razzak's post 15/12/2024

ā§§ā§Ŧ āĻĄāĻŋāϏ⧇āĻŽā§āĻŦāϰ āωāĻĒāϞāĻ•ā§āώ⧇ āϏāĻŋāĻ—āύ⧇āϚāĻžāϰ ā§§ā§§ āϞāĻŋāĻŽāĻŋāĻŸā§‡āĻĄ āĻāϰ āĻĒāĻ•ā§āώ āĻĨ⧇āϕ⧇ āϏāĻ•āϞ āĻ•āĻ°ā§āĻŽāĻ•āĻ°ā§āϤāĻž āĻāĻŦāĻ‚ āĻ•āĻ°ā§āĻŽāϚāĻžāϰ⧀āĻĻ⧇āϰ āϜāĻ¨ā§āϝ āĻ–āĻžāĻŦāĻžāϰ⧇āϰ āφāϝāĻŧā§‹āϜāύ āϚāϞāϛ⧇āĨ¤

14/12/2024

swimming pool reinforcement chack....

10/12/2024

āĻĒāĻžāχāϞ⧇āϰ āĻāĻ¸ā§āϟāĻŋāĻŽā§‡āϟ āϏāĻŽā§āĻĒāĻ°ā§āϕ⧇ āĻŦāĻŋāĻ¸ā§āϤāĻžāϰāĻŋāϤ :-
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āĻĒāĻžāχāϞāϟāĻŋāϰ āĻŦā§āϝāĻžāϏ 18",
āĻ—āĻ­ā§€āϰāϤāĻž 60'-0".
āĻĒāĻžāχāϞāϟāĻŋāϤ⧇ āωāĻĒāϰ āĻĨ⧇āϕ⧇ āύ⧀āϚ āĻĒāĻ°ā§āϝāĻ¨ā§āϤ āĻŽā§‹āϟ 8 āϟāĻŋ 16mm āĻŦā§āϝāĻžāϏ⧇āϰ āϰāĻĄ āĻŦā§āϝāĻžāĻŦāĻšāĻžāϰ āĻ•āϰāĻž āĻšā§Ÿā§‡āϛ⧇āĨ¤
āĻ•āĻžāϟ āĻ…āĻĢ āϞ⧇āϭ⧇āϞ āφāϰ⧋āĻ“ 2'-0" āϧāϰāĻž āφāϛ⧇āĨ¤
10mm āϰāĻĄ āĻĻāĻŋā§Ÿā§‡ āĻ¸ā§āĻĒāĻžāχāϰāĻžāϞ āĻāϰ āĻ•āĻžāϜ āĻ•āϰāĻž āφāϛ⧇āĨ¤
āĻĒā§āϰāĻĨāĻŽ L/4 āĻāĻŦāĻ‚ āĻļ⧇āώ L/4 āĻ āĻ¸ā§āĻĒāĻžāχāϰāĻžāϞ⧇āϰ āĻ¸ā§āĻĒ⧇āϏāĻŋāĻ‚ 4"C/C. āĻŦāĻžāĻ•āĻŋāϟāĻž 6"C/C āϧāϰāϤ⧇ āĻšāĻŦ⧇āĨ¤
āĻ•āĻ­āĻžāϰāĻŋāĻ‚ āφāĻĻāĻ°ā§āĻļ āĻĒāϰāĻŋāĻŽāĻžāύ āϧāϰ⧇ āύāĻŋāϤ⧇ āĻšāĻŦ⧇āĨ¤

🔹🔹🔹Estimate:-
Estimate for 18"Dia Boring...
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= 1x62'-0" = 62.00 Rft.
Estimate for RCC (1:1.5:3).
Formula:- nos*Ī€xD2/4*Langth
= 1x{(Ī€x1'-6"x1'-6")/4}x62'-0" = 109.56 Cft.

The estimate for Reinforcement.
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For 16mm Dia Main Rod.
= 8x62'-0" = 496.00 Rft. = 238.57 Kg.
Lap = 8x3'-0" = 24.00 Rft. = 11.52 Kg.

For 10mm Dia Spiral.
= NĪ€{(D+d)+8d}
= 152Ī€{(1'-0"+0.032)+(8x0.032)}
= 152Ī€(1.032+0.256)= 615.04 Rft.= 115.01 Kg.
Lap= 15x1'-0" = 15.00 Rft= 2.80 Kg.

🔹Total Rod = 364.00 Kg. = 3.64 qntl.

10/12/2024

āϝ⧇āĻ­āĻžāĻŦ⧇ āĻ•āĻ‚āĻ•ā§āϰāĻŋāĻŸā§‡āϰ āĻāĻ¸ā§āϟāĻŋāĻŽā§‡āϟ āĻŦ⧇āϰ āĻ•āϰāĻŦ⧇āύāĨ¤

â™ĨāĻĒā§āϰāĻĨāĻŽā§‡ āĻ•āĻ‚āĻ•ā§āϰāĻŋāϟ āĻ•āĻžāĻœā§‡āϰ āφāϝāĻŧāϤāύ āĻŦ⧇āϰ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇
āϧāϰāĻŋ,
āĻĻ⧈āĻ˜ā§āϝ=ā§Ēā§Ļ āĻĢ⧁āϟ
āĻĒā§āϰāĻ¸ā§āĻĨ= ⧍ā§Ļ āĻĢ⧁āϟ
āĻĨāĻŋāĻ•āύ⧇āϏ=ā§Ģ āχāĻžā§āϚāĻŋ
āĻ­āĻŋāϜāĻž āφāϝāĻŧāϤāύ =(ā§Ēā§Ļ*⧍ā§Ļ*ā§Ģ/⧧⧍) āĻŦāĻž ā§Šā§Šā§Š.ā§Šā§Š āϘāύāĻĢ⧁āϟ
[āχāĻžā§āϚāĻŋ āϕ⧇ āĻĢ⧁āĻŸā§‡ āĻ•āύāĻ°ā§āĻ­āĻžāϟ āĻ•āϰāĻžāϰ āϜāĻ¨ā§āϝ ⧧⧍ āĻĻāĻŋāϝāĻŧ⧇ āĻ­āĻžāĻ— āĻ•āϰāϤ⧇ āĻšāĻŦ⧇ ]

â™ĨāĻāĻŦāĻžāϰ āĻ­āĻŋāϜāĻž āφāϝāĻŧāϤāύ āϕ⧇ ā§§.ā§Ģā§Ģ āĻĻāĻŋāϝāĻŧ⧇ āϗ⧁āĻŖ āĻ•āϰ⧇ āĻļ⧁āĻˇā§āĻ• āφāϝāĻŧāϤāύ āĻŦ⧇āϰ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤

āĻļ⧁āĻˇā§āĻ• āφāϝāĻŧāϤāύ =(ā§Šā§Šā§Š.ā§Šā§Š*ā§§.ā§Ģā§Ģ) āĻŦāĻž ā§Ģā§§ā§Ŧ.ā§Ŧā§Ŧ āϘāύāĻĢ⧁āϟ

â™ĨāĻāĻ–āύ āĻ•āĻ‚āĻ•ā§āϰāĻŋāϟ āĻŽāĻŋāĻļā§āϰāϪ⧇āϰ āĻ…āύ⧁āĻĒāĻžāϤ⧇āϰ āϝ⧋āĻ—āĻĢāϞ āĻŦ⧇āϰ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤

āϧāϰāĻŋ,
āĻ…āύ⧁āĻĒāĻžāϤ =ā§§:⧍:ā§Ē
āϝ⧋āĻ—āĻĢāϞ=(ā§§+⧍+ā§Ē)āĻŦāĻž ā§­

♠āϏāĻ°ā§āĻŦāĻļ⧇āώ⧇ āĻļ⧁āĻˇā§āĻ• āφāϝāĻŧāϤāύāϕ⧇ āĻ…āύ⧁āĻĒāĻžāϤ⧇āϰ āϝ⧋āĻ—āĻĢāϞ āĻĻāĻŋāϝāĻŧ⧇ āĻ­āĻžāĻ— āĻ•āϰ⧇ āĻ­āĻžāĻ—āĻĢāϞ āϕ⧇ āύāĻŋāĻ°ā§āĻĻāĻŋāĻˇā§āϟ āφāύ⧁āĻĒāĻžāϤāĻŋāĻ• āϏāĻ‚ āĻ–ā§āϝāĻž āĻĻāĻŋāϝāĻŧ⧇ āϗ⧁āĻŖ āĻ•āϰ⧇ āĻŽāĻžāϞāĻžāĻŽāĻžāϞ āĻāϰ āĻĒāϰāĻŋāĻŽāĻžāĻŖ āύāĻŋāĻ°ā§āĻŖāϝāĻŧ āĻ•āϰāϤ⧇ āĻšāĻŦ⧇āĨ¤

āϏāĻŋāĻŽā§‡āĻ¨ā§āϟ =(ā§Ģā§§ā§Ŧ.ā§Ŧā§ŦÃˇā§­)*ā§§*.ā§Žā§Ļ= ā§Ģ⧝.ā§Ļā§Ē ~ā§Ŧā§Ļ āĻŦā§āϝāĻžāĻ—
āĻŦāĻžāϞāĻŋ = (ā§Ģā§§ā§Ŧ.ā§Ŧā§ŦÃˇā§­)*⧍=ā§§ā§Ēā§­.ā§Ŧ⧍ āϏāĻŋāĻāĻĢāϟāĻŋ
āĻ–ā§‹āϝāĻŧāĻž=(ā§Ģā§§ā§Ŧ.ā§Ŧā§ŦÃˇā§­)*ā§Ē=⧍⧝ā§Ŧ.ā§¨ā§Š āϏāĻŋāĻāĻĢāϟāĻŋ

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