Target strength = fck +(1.65*4)
What is this 4

Answer Posted / s r s

Fck- Characterstics Strength of Concrete
4- Standard Deviation for M20 and M25 Grade of Concrete according to IS 456:2000 Page:23

Is This Answer Correct ?    11 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the use of array command?

699


on what basis the partial factor of safety are decided? form the load combinations

1811


what is moment-curvature relationship in semi rigid connections??

1663


what will be density of a cement bag if its weight and volume are 50kg and 1.25 cft respectively???????

1662


What is structural frames or systems?

645






Why concrete barriers have curved surface profiles?

802


How to calculate the weight of sand am 20mm course aggregate in 1 c.m M25 concrete Which use 400 kg of cement ?

2055


How many lbs are there in a yard?

682


In cement concrete how to check a quality of material also proportion of material at site ?

1440


Define What is an ice dam sock?

698


GIVE US YOUR FULL DETAIL OF THE FOLLOWING… FULL NAME.. PERMENENT MAILING ADDRESS DIRECT CONTACT NO E MAIL ADDRES.

2046


why the cracks occurs in NP3 class Hume Pipe ? And what is bearing capacity of it?

2757


Why are steel plates inserted inside bearings in elastomeric bearing?

840


What is the FE 250 structural steel of 8mm tk plate testing sample intervals with IS code or international code?

1854


howto calculate the quantities of material used in fly ash brick after finding the volume??

1184