Subject Archive1 Paper Available

Design of Steel and Timber Structure

Past examination question papers available in the PDF viewer below. Review past questions and syllabus units to prepare for your semester final exams.

Past Question Papers (PDF)

Switch tabs to view different exam papers

6th-sem_Design of Steel and Timber Structure.pdf

IOE Past Examination Paper

Download PDF

Served via fast CDN. Read in full view or download for offline study.

Drive Mirror ↗Direct Download ↓

Document information: This past examination paper is identified as an IOE/TU academic document and was cataloged from a public Google Drive archive. This independent website did not create the examination paper and is not affiliated with TU or IOE.

Rights holders can request correction or removal by emailing subeshgaming@gmail.com with this page URL and supporting details.

Most Frequently Asked Questions

Top recurring IOE board exam questions for Design of Steel and Timber Structure with verified mark schemes, formula notation, and recurrence frequency.

Showing 30 of 30 top repeated questions

Introduction

2 Questions

#1Repeated 5 Times[4 Marks]Introduction

Explain the mechanical properties of structural steel and the advantages and disadvantages of steel as a construction material. What are the Limit States considered in IS 800:2007 (Limit State of Strength and Limit State of Serviceability)?

Appeared in:2082 Kartik2080 Chaitra2078 Chaitra2076 Baisakh2075 Bhadra

#2Repeated 3 Times[6 Marks]Introduction

Explain the Limit State Design philosophy as per IS 800:2007. Distinguish between limit states of strength and limit states of serviceability (deflection limits, vibration, durability, fire resistance).

Appeared in:2083 Baishakh2081 Bhadra2079 Chaitra

Connections in Steel Structures

7 Questions

#1Repeated 5 Times[4 Marks]Connections in Steel Structures

Explain the different failure mechanisms of bolted connections in steel structures (shear failure, bearing failure, tearing of plate, block shear failure).

Appeared in:2082 Chaitra2081 Chaitra2080 Ashwin2079 Chaitra2078 Poush

#2Repeated 5 Times[8 Marks]Connections in Steel Structures

Calculate the maximum resultant shear force developed in the critical bolt of a bracket connection subjected to an eccentric load in the plane of the connection. The bracket connection consists of M20 grade 4.6 bolts arranged with an edge distance of 30 mm and pitch of 50 mm, carrying 250 kN at an eccentricity of 250 mm.

Appeared in:2082 Chaitra2082 Kartik2080 Chaitra2078 Chaitra2076 Bhadra

#3Repeated 5 Times[6 Marks]Connections in Steel Structures

Design a lap connection to join two plates of size 200 mm x 10 mm of grade Fe410 steel to mobilize the full tensile strength of the plates using shop/field fillet welds.

Appeared in:2082 Chaitra2081 Ashwin2079 Ashwin2077 Chaitra2075 Bhadra

#4Repeated 4 Times[8 Marks]Connections in Steel Structures

Design an eccentric welded bracket connection to carry a factored load of 150 kN acting at an eccentricity of 150 mm perpendicular to the plane of the weld (out-of-plane bending).

Appeared in:2082 Kartik2080 Ashwin2078 Chaitra2076 Baisakh

#5Repeated 4 Times[6 Marks]Connections in Steel Structures

Differentiate between bearing type bolts (Grade 4.6) and High Strength Friction Grip (HSFG Grade 8.8 / 10.9) bolts. Explain the slip-critical mechanism, proof load, and slip resistance formula $V_{dsf} = \frac{\mu_f n_e K_h F_o}{\gamma_{mf}}$.

Appeared in:2082 Bhadra2080 Chaitra2077 Magh2075 Bhadra

#6Repeated 3 Times[8 Marks]Connections in Steel Structures

Design a welded lap splice to connect two steel tie plates of width $180\text{ mm}$ and thicknesses $12\text{ mm}$ and $10\text{ mm}$ subjected to a factored tensile load of $250\text{ kN}$ using Fe 410 steel and fillet welds on three sides.

Appeared in:2082 Chaitra2080 Baishakh2078 Bhadra

#7Repeated 3 Times[6 Marks]Connections in Steel Structures

What is prying action in bolted connections? Explain how prying force ($Q$) is generated in tension flange connections and write down the codal provisions to determine the prying force as per IS 800:2007.

Appeared in:2083 Baishakh2081 Chaitra2079 Baishakh

Tension Members

5 Questions

#1Repeated 5 Times[6 Marks]Tension Members

Explain the design strength of a tension member as governed by: (i) yielding of gross section, (ii) rupture of critical section, and (iii) block shear failure as per IS 800:2007.

Appeared in:2081 Chaitra2080 Chaitra2078 Poush2076 Bhadra2074

#2Repeated 5 Times[8 Marks]Tension Members

A diagonal member of a roof truss carries a maximum pull of 300 kN. Design the section and its connection with a 12 mm thick gusset plate. The length of the connection is limited to 350 mm. The steel is of grade Fe410 and bolts of grade 4.6 are used. Check for block shear failure.

Appeared in:2082 Chaitra2082 Kartik2081 Ashwin2079 Chaitra2075 Bhadra

#3Repeated 4 Times[4 Marks]Tension Members

What is a lug angle? Explain the purpose, advantages, and codal design rules for lug angles connected to angle and channel tension members as per IS 800:2007.

Appeared in:2082 Chaitra2081 Ashwin2079 Chaitra2076 Baisakh

#4Repeated 4 Times[8 Marks]Tension Members

Design an unequal angle tension member ISA $100 \times 75 \times 8\text{ mm}$ connected to a $10\text{ mm}$ gusset plate through its longer leg by fillet welding to carry a factored tensile force of $220\text{ kN}$. Check for yielding, rupture ($T_{dn}$), and block shear.

Appeared in:2082 Bhadra2081 Baishakh2078 Chaitra2076 Chaitra

#5Repeated 3 Times[6 Marks]Tension Members

Explain the shear lag phenomenon in steel tension members. How does IS 800:2007 account for shear lag in angle sections and tee sections connected through one leg?

Appeared in:2082 Chaitra2080 Chaitra2076 Chaitra

Flexure members

5 Questions

#1Repeated 5 Times[10 Marks]Flexure members

Design a simply supported laterally unrestrained steel beam having a clear span of 4.5 m, supported over masonry walls of 300 mm thickness. The beam carries an imposed dead load of 15 kN/m and live load of 25 kN/m. Check for flexural strength, shear capacity, web buckling, web crippling, and deflection.

Appeared in:2082 Chaitra2082 Kartik2081 Chaitra2079 Ashwin2078 Chaitra

#2Repeated 5 Times[8 Marks]Flexure members

Discuss the step-by-step procedure to proportion the web and flange plates of a welded plate girder. Explain the functions and design requirements of intermediate transverse stiffeners, end bearing stiffeners, and web splices as per IS 800:2007.

Appeared in:2082 Chaitra2081 Ashwin2080 Chaitra2078 Poush2076 Baisakh

#3Repeated 4 Times[10 Marks]Flexure members

Design a laterally supported beam of clear span $5.0\text{ m}$ carrying a uniformly distributed factored dead load of $20\text{ kN/m}$ and factored live load of $30\text{ kN/m}$. Select a suitable ISMB section and perform checks for moment capacity, shear capacity, deflection, and web buckling/crippling.

Appeared in:2083 Baishakh2082 Chaitra2080 Chaitra2076 Chaitra

#4Repeated 3 Times[8 Marks]Flexure members

Explain Lateral Torsional Buckling (LTB) of steel beams. What factors influence the elastic critical moment ($M_{cr}$)? How does IS 800:2007 evaluate the design bending compressive stress ($f_{bd}$)?

Appeared in:2081 Bhadra2079 Baishakh2077 Magh

#5Repeated 3 Times[8 Marks]Flexure members

What are the functions of intermediate transverse web stiffeners, load-carrying web stiffeners, and bearing stiffeners in a welded plate girder? Explain tension field action in thin plate girder webs.

Appeared in:2082 Bhadra2080 Baishakh2076 Bhadra

Compression members

8 Questions

#1Repeated 5 Times[5 Marks]Compression members

Explain the effective length of compression members with different boundary conditions. Explain the column buckling curves (classes a, b, c, d) adopted in IS 800:2007 based on Perry-Robertson formulation.

Appeared in:2082 Kartik2080 Chaitra2078 Chaitra2076 Baisakh2073

#2Repeated 5 Times[12 Marks]Compression members

A built-up steel column is subjected to a design axial load of 1500 kN. If the unsupported length of the column is 8 m and both ends are fixed, design the column when made up of two channel sections placed toe-to-toe with a single lacing system as per IS 800:2007.

Appeared in:2082 Chaitra2082 Kartik2081 Chaitra2080 Chaitra2078 Poush

#3Repeated 5 Times[6 Marks]Compression members

Design a slab base for an ISHB 350 column subjected to an axial compressive working load of 1000 kN. The slab base is supported over a concrete pedestal of grade M20. Design the base plate dimensions, thickness, and anchor bolts.

Appeared in:2082 Chaitra2081 Ashwin2080 Chaitra2079 Chaitra2076 Bhadra

#4Repeated 4 Times[6 Marks]Compression members

Explain the design requirements of battened compression columns. Compare lacing and battening systems with respect to lateral stiffness, distribution of transverse shear, and fabrication economy.

Appeared in:2081 Chaitra2080 Ashwin2077 Chaitra2075 Bhadra

#5Repeated 4 Times[6 Marks]Compression members

Explain the components and design procedure of a gusseted base for a steel column subjected to combined axial compression and bending moment.

Appeared in:2082 Kartik2080 Chaitra2078 Chaitra2075 Bhadra

#6Repeated 4 Times[10 Marks]Compression members

Design a built-up column consisting of two channel sections placed back-to-back with a lacing system to carry a factored axial compressive load of $1200\text{ kN}$ over an effective length of $6.0\text{ m}$.

Appeared in:2081 Chaitra2079 Chaitra2077 Magh2075 Bhadra

#7Repeated 3 Times[6 Marks]Compression members

Explain Perry-Robertson formula and the four column buckling curves (curve a, b, c, d) in IS 800:2007 based on the imperfection factor ($\alpha$). Which curve applies to hot-rolled I-sections, welded boxes, and built-up sections?

Appeared in:2083 Baishakh2081 Bhadra2077 Chaitra

#8Repeated 3 Times[6 Marks]Compression members

Explain the design of column splices for columns carrying axial load and bending moments. Differentiate between bearing splices and non-bearing splices with neat sketches.

Appeared in:2082 Bhadra2080 Baishakh2078 Chaitra

Design of Roof Trusses

3 Questions

#1Repeated 5 Times[8 Marks]Design of Roof Trusses

Determine the design wind pressure on the roof of an industrial building having height 15 m, length 40 m, and width 25 m with a roof slope of 1:2.5 as per IS 875 (Part 3) - 2015. Calculate wind forces on panel points of the truss.

Appeared in:2082 Chaitra2082 Kartik2081 Chaitra2080 Chaitra2078 Chaitra

#2Repeated 5 Times[8 Marks]Design of Roof Trusses

Design a channel/angle section purlin for a pitched roof truss carrying corrugated GI sheet roofing. Given: span of purlin = 4 m, pitch of truss = 1/4, spacing of purlins = 1.35 m, and design wind pressure = 1.2 kN/m^2. Check the section for biaxial bending and deflection.

Appeared in:2082 Kartik2081 Ashwin2080 Chaitra2079 Chaitra2076 Bhadra

#3Repeated 3 Times[8 Marks]Design of Roof Trusses

Explain the components and design considerations of gantry girders in industrial buildings: crane capacity, impact allowances, surge loads, longitudinal tractive forces, and selection of built-up channel-I sections.

Appeared in:2083 Baishakh2081 Chaitra2078 Bhadra