महाराष्ट्र अभियंता सेवा (स्थापत्य) मुख्य परीक्षा २०१५ पेपर १

If a circular water tank resting on the ground has 275 mm thickness then for M-25 grade concrete and Fe 415 steel, the minimum percentage of area of steel (Ast) provided is :

Substitute frame method is used to analyse the building frame if the frame is subjected to __________ .

Minimum depth of foundation calculated by Rankine's formula for the design of retaining wall is _____________ . 

Where,

If 'L' is the length of cantilever slab measured parallel to the fixed edge, the effective width of the cantilever slab shall not exceed : (For slabs carrying concentrated load)

In singly reinforced sections, when the section is under-reinforced, the relation between depth of neutral axis (X.) and the limiting value of depth of neutral axis (xy, max) is :

Maximum reinforcement provided in a beam section shall not exceed ___________ .

Match the minimum number of longitudinal steel bars required in columns as per cross section of column :  

A post tensioned prestressed concrete beam is tensioned successively by 4 cables of equal area and equal stress. The percentage loss in each cable is found to be 6%, 4%, 2% and 0% respectively. What will be the total percentage loss in prestressing force ? 

In case of curved ducts, the loss of prestress depends upon the radius of curvature (R) of the duct and the coefficient of friction (μ) between duct surface and the tendon. The tension at any point of the cable distance 'x' from the end is given by ____________ .

The time dependent inelastic deformation of steel resulting from sustained stress and a function thereof is known as ________

In post-tensioned elements, the zone within which the applied prestressing force on steel is fully dissipated into concrete and made to act as a distributed force is known as ___________ .

A simply supported prestressed concrete beam of span 10 m and subjected to U.D.L. of 30 kN/m (inclusive of self weight). A prestressing force of 1500 KN is applied through a parabolic cable having zero eccentricity at both ends and maximum value (h) at centre of span then what will be the dip (h) if load balancing concept is applied ?

Prestressed concrete members which are designed to allow significant tensile stresses to occur at service loads and such tensile regions are usually additionally reinforced with non-prestressed reinforcement are known as

A simply supported prestressed concrete beam of 300 x 500 mm in c/s is subjected to a superimposed load of 20 kN/m over a span of 10 m. If a prestressing force of 1000 KN is applied through a straight tendon located along centroidal axis then what is the extreme top fibre stress at the end support:

Which statement is not applicable to prestressed concrete members ?

For the production of pre-tensioned members on large scale, a system usually adopted is __________ .

When the tendons are placed at an eccentricity of e ,the extreme fibre stresses in beam are : 

In simply supported prestressed concrete beams with uniformly distributed loads over its entire span.

Statement 1: 

The size of limiting zone is maximum at supports and reduces towards the midspan. 

Statement 2:

The Bending moments due to uniformly distributed loads in a simply supported beam are zero at supports and maximum at midspan. 

The ‘Force - Majeure' clause in a contract document generally refers to :

Injury frequency rate per lakh of man-hours worked is calculated as :