RC Column Design for Axial load Spreadsheet According ACI

RC Column Design for Axial load Spreadsheet According ACI

 

Design of columns are carried over a group of columns having a low variation of design values. In this group, design is carried for the highest values of axial force, moments about Y and Z directions, shear about Y and Z directions as well as torsion. However, it is a common practice among designers to ignore shear and torsion in columns. This practice will reduce safety factor in columns which are critical structural members responsible for the safety of the structure.

 

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RC Shear Wall Analysis and Design Spreadsheet

RC Shear Wall Analysis and Design Spreadsheet

 

RC shear wall analysis and design excel sheet easy to use yet innovative construction spreadsheet is used to make the design of shear walls subject to wind and dead load combination. This shear wall design spreadsheet is very useful verifying constancy toward reinforced concrete structure.

It takes huge time while measuring & then remeasuring wall stiffnesses, direct and torsional rotation component of force to then estimate reinforcement and concrete stresses for a single wall successively. This shear wall design spreadsheet can significantly decrease your design time.

Presently, the sheet does not support the earlier version of excel like Excel 2003 and so on as these do not make out iferror function.

This estimating spreadsheet contains the following exclusive characteristics :

  • An apparent and simplified output (all on a single page);
  • Design Reinforced Concrete walls subject to dead and wind load combination;
  • Enter highest and least safety factors for Dead Load toward most troublesome load combination;
  • Identify superstructure and substructure height. Wind load can be assigned to above ground part of structure;
  • Identify length of wall ends obstructing tension;
  • Designs horizontal and vertical reinforcement;
  • Verify least/highest acceptable reinforcement areas;
  • ‘Live’ wall diagram;
  • Design is created on the basis of British Standard

 

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Project Analysis for Business Consulting Firms Company Confidential Template

Project Analysis for Business Consulting Firms Company Confidential Template

 

Project Analysis for Business Consulting Firms Company Confidential Leads efforts for developers or testing professionals to enhance and create products Full lifecycle project management- including all core aspects required to successfully plan, forecast, manage and execute, reporting to key stakeholders as needed Lead enhancement projects of various levels of complexity in a project manager role, including creation of project schedule and risk management tasks.

 

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Sieve Analysis Of Aggregate And Fineness Modulus Calculation Spreadsheet

Sieve Analysis Of Aggregate And Fineness Modulus Calculation Spreadsheet

 

The sieve analysis, commonly known as the gradation test, is a basic essential test for all aggregate technicians. The sieve analysis determines the gradation (the distribution of aggregate particles, by size, within a given sample) in order to determine compliance with design, production control requirements, and verification specifications.

The gradation data may be used to calculate relationships between various aggregate or aggregate blends, to check compliance with such blends, and to predict trends during production by plotting gradation curves graphically, to name just a few uses. Used in conjunction with other tests, the sieve analysis is a very good quality control and quality acceptance tool.

 

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Design of Cantilever Slab Spreadsheet

Design of Cantilever Slab Spreadsheet

 

Cantilever slabs are a typical one way slabs. They are projections from wall face of lintel beams or floor slabs. Even while designing they are considered as one-slabs with cantilever fixed or continuous at supports.

The trial depth is selected based on span/depth ratio of 7, as in IS:456. The reinforcement provided at the tension face should be checked for anchorage length near supports.

The thickness of such slabs is varied from max. at the fixed end to the min. of 100 to 150 mm at the free end. Distribution steel should be provided at the transverse direction.

Proper selection of depth and detailing of reinforcements will safeguard against excessive deflections and cracking of the cantilever slabs. Also, cantilever structural elements should be checked for safety against overturning.

 

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Capacity Calculations of Structural Members Excel Sheet

Capacity Calculations of Structural Members Excel Sheet

Capacity Calculations of Structural Members Excel Sheet calculate the capacity of different structural members such as beams modules , Columns, Foundations and Slabs.The excel sheet also allow you to design the required reinforcement area and a spacing of reinforcing bars within the cross-section of a concrete structure element. The RC Member Design module allows you to obtain a theoretical (required) area of reinforcement for selected concrete members.

Euro Steel Beam Load and Rest on Bottom Flange Spreadsheet

Euro Steel Beam Load and Rest on Bottom Flange Spreadsheet

 

When a beam is subjected to major axis bending, i.e. bending about the y-axis, it will deflect in the z-direction. This type of bending is sometimes referred to as bending about the strong axis. Analogous, minor axis bending is when a beam is bent about the z-axis, deflecting in the y-direction. This is sometimes called lateral bending or bending about the weak axis.A beam element can be considered to have seven degrees of freedom in each node.
These are translation in x-, y-, and z-direction, rotation about x-, y-, and z-axis and warping.

Punching Shear Strength Design of RC Slab According ACI318M-08 Spreadsheet

Punching Shear Strength Design of RC Slab According ACI318M-08 Spreadsheet

 

The main objective of this sheet is to evaluate the effect of design tje RC slab for punching shear strength . The increasing of the punching shear strength and deformation capacity  when subjected to patch load was studied here.

An experimental study was carried out on reinforced concrete slabs under a central patch load with circular, square and rectangular shapes of patch areas. A single concrete mix design was used throughout the test program. All of slab specimens were reinforced with distributed mesh reinforcement with equal steel ratios in both directions.

The validation of the experimental work was made by analyzing the tested slabs by finite element method under cracking load. The results obtained by the finite element method were found to compare well with those obtained
experimentally. In order to calculate the ductility for the tested slabs, the punching load has been determined by applying the published failure criterion and a load-rotation relationship obtained from semi-empirical relationship for the tested slabs.

Conclusions on the influence of patch area on the punching shear capacity of reinforced concrete slabs were drawn. The experimental results confirm that the strength and deformation capacity are slightly influenced by the shape of the patch area. Among all specimens, the slabs with circular shape of patch area exhibited the best
performance in terms of ductility and splitting failure.

In flat-plate floors, slab-column connections are subjected to high shear stresses produced by the transfer of the internal forces between the columns and the slabs (ACI-421.1R-08, 2008; ACI-421.1-99, 1999). Normally it is desired to increase the slab thickness or using drop panels or column capitals of exceptionally high strength for shear in reinforced concrete slab around the supporting column. Occasionally, methods to increase punching shear resistance without modifying the slab thickness are often preferred (Cheng and Montesinos, 2010).

The ways to transfer the force from column to the slab need to be studied to increase the shear resistance. Several reinforcement alternatives for increasing punching shear resistance of slab-column connections, including bent-up bars (Hawkins et al., 1974; Islam and Park, 1976), closed stirrups (Islam and Park, 1976), shearheads (Corley and Hawkins, 1968), and shear studs (Dilger and Ghali, 1981), have been evaluated in the past five decades. But there is a little experimental and theoretical information about the influence of patch area or cross section area shape for supporting column in the reinforced concrete shear resistance.

 

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