PROBLEM NO. 1 A REINFORCED CONCRETE RECTANGULAR BEAM 300MM WIDE HAS AN EFFECTIVE DEPTH OF 460 MM AND IS REINFORCED FOR TENSION ONLY. ASSUMING FC'-21MPA AND FY=345 MPA, DETERMINE THE BALANCE STEEL AREA IN SQ.MM.
PROBLEM NO. 1 A REINFORCED CONCRETE RECTANGULAR BEAM 300MM WIDE HAS AN EFFECTIVE DEPTH OF 460 MM AND IS REINFORCED FOR TENSION ONLY. ASSUMING FC'-21MPA AND FY=345 MPA, DETERMINE THE BALANCE STEEL AREA IN SQ.MM.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:PROBLEM NO. 1
A REINFORCED CONCRETE RECTANGULAR BEAM 300MM WIDE HAS
AN EFFECTIVE DEPTH OF 460 MM AND IS REINFORCED FOR TENSION
ONLY. ASSUMING FC'-21MPA AND FY-345 MPA, DETERMINE THE
BALANCE STEEL AREA IN SQ.MM.
PROBLEM NO.2
A RECTANGULAR BEAM HAS B-300MM AND D-490MM. CONCRETE
COMPRESSIVE STRENGTH FC'-27.6 MPA AND STEEL YIELD STRENGTH
FY=276 MPA. CALCULATE THE REQUIRED TENSION STEEL AREA IF THE
FACTORED MOMENT MU IS;
a. 20 KN.M
b. 140 KN.M
c. 485 KN.M
d. 620KN.M
PROBLEM NO. 3
DESIGN A RECTANGULAR BEAM REINFORCED FOR TENSION ONLY TO
CARRY A DEADLOAD MOMENT OF 60KN.M (INCLUDING ITS OWN
WEIGHT) AND A LIVE LOAD MOMENT OF 48KN.M. USE FC'=20.7 MPA
AND FY- 276 MPA.
*USE NSCP 2001 SPECIFIATIONS
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