UPSC Civil Services Main 2021 Civil Engineering Paper I PDF

Central Government Jobs Engineer 2021

  • Year 2021
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 250
  • Duration Three Hours
  • Languages English & Hindi

Exam Details

Detail Information
Examination UPSC Civil Services (Main) Exam
Year 2021
Conducting Body UPSC
Paper Civil Engineering Paper-I
Subject Civil Engineering
Duration Three Hours
Maximum Marks 250
Number of Questions 8
Question Type Mixed

This is the Civil Engineering Paper-I from the UPSC Civil Services (Main) Examination held in 2021. The paper carried a maximum of 250 marks and was to be completed within three hours. It consists of eight questions divided into two sections, with candidates required to answer five questions in total. Questions 1 and 5 are compulsory, and at least one question from each section must be attempted. This paper is crucial for Civil Engineering aspirants preparing for the UPSC Civil Services examination, offering a direct look at the types of questions, difficulty level, and subject matter tested.

Major Topics Covered

  • Structural Analysis
  • Mechanics of Materials
  • Prestressed Concrete
  • Truss Analysis

Why This Paper is Important

  • Useful for UPSC Civil Services (Main) Exam preparation
  • Helps understand the latest exam pattern
  • Useful for practice and self-assessment
  • Covers frequently asked General Studies topics
  • Helpful for analysing question trends

Related Resources

  • UPSC Civil Services (Main) Exam 2020 Civil Engineering Paper-I
  • UPSC Civil Services (Main) Exam 2022 Civil Engineering Paper-I
  • UPSC Engineering Services Exam 2021 Civil Engineering Paper-I
  • UPSC Civil Services Main 2021 Civil Engineering Paper I Answer Key
  • UPSC Civil Services Main Civil Engineering Syllabus
  • Civil Engineering Paper I Syllabus
  • UPSC Civil Services Main Exam Pattern
  • Civil Engineering Paper I Exam Pattern

Instructions

  • पुस्तिका के मुख-पृष्ठ पर निर्दिष्ट स्थान पर किया जाना चाहिए ।
  • प्राधिकृत माध्यम के अतिरिक्त अन्य किसी माध्यम में लिखे गए उत्तर पर कोई अंक नहीं मिलेंगे ।
  • प्रश्न का उत्तर देने के लिए यदि कोई पूर्वधारणाएँ बनाई गई हों, तो उन्हें स्पष्ट रूप से निर्दिष्ट कीजिए ।
  • जहाँ आवश्यक हो, आरेखों व चित्राकृतियों को, प्रश्न का उत्तर देने के लिए दिए गए स्थान में ही बनाइए ।
  • जब तक उल्लिखित न हो, संकेत तथा शब्दावली प्रचलित मानक अर्थों में प्रयुक्त हैं ।
  • प्रश्नों के उत्तरों की गणना क्रमानुसार की जाएगी ।
  • यदि काटा नहीं हो, तो प्रश्न के उत्तर की गणना की जाएगी चाहे वह उत्तर अंशतः दिया गया हो ।
  • प्रश्न-सह-उत्तर (क्यू.सी.ए.) पुस्तिका में खाली छोड़ा हुआ पृष्ठ या उसके अंश को स्पष्ट रूप से काटा जाना चाहिए ।

  • There are EIGHT questions divided in TWO SECTIONS and printed both in HINDI and in ENGLISH.
  • Candidate has to attempt FIVE questions in all.
  • Questions no. 1 and 5 are compulsory and out of the remaining, any THREE are to be attempted choosing at least ONE question from each section.
  • The number of marks carried by a question / part is indicated against it.
  • Answers must be written in the medium authorized in the Admission Certificate which must be stated clearly on the cover of this Question-cum-Answer (QCA) Booklet in the space provided.
  • No marks will be given for answers written in a medium other than the authorized one.
  • Wherever any assumptions are made for answering a question, they must be clearly indicated.
  • Diagrams/Figures, wherever required, shall be drawn in the space provided for answering the question itself.
  • Unless otherwise mentioned, symbols and notations carry their usual standard meanings.
  • Attempts of questions shall be counted in sequential order.
  • Unless struck off, attempt of a question shall be counted even if attempted partly.
  • Any page or portion of the page left blank in the Question-cum-Answer (QCA) Booklet must be clearly struck off. \mathcal I

Questions (page 2)

Section A

Q1.

(a) नीचे चित्र में दर्शाए अनुसार भारित एवं आलम्बित कैंची के AC, DE और GH अवयवों में बलों को निर्धारित कीजिए :
Determine the forces in members AC, DE and GH of the truss loaded and supported as shown in the figure below :

(b) 160 mm चौड़े और 400 mm गहरे परिच्छेद की एक पूर्व-प्रतिबलित कंक्रीट धरन का उपयोग एक 8 m की प्रभावी विस्तृति पर एक 5 kN/m के एकसमान वितरित भार, जिसमें धरन का अपना भार शामिल है, को आलम्ब प्रदान करने के लिए किया गया है। धरन को, 200 kN के बल को वहन करने वाले और धरन के तल से 100 mm ऊपर स्थित सीधी केबल द्वारा पूर्व-प्रतिबलित किया गया है । धरन की विस्तृति के मध्य में परिच्छेद पर शीर्ष एवं तल के तंतुओं पर परिणामी प्रतिबलों को निर्धारित कीजिए ।
A prestressed concrete beam of section 160 mm wide by 400 mm deep is used over an effective span of 8 m to support a uniformly distributed load of 5 kN/m which includes the self-weight of the beam. The beam is prestressed by a straight cable carrying a force of 200 kN and located at 100 mm above the bottom of the beam.
Determine the resultant stresses at the centre of the span sections at top and bottom fibres of the beam.

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UPSC Civil Services Main 2021 Civil Engineering Paper I question paper page 1 instructions and header scan. Download UPSC Mains 2021 Civil Engineering Paper I PDF.
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UPSC Civil Services Main 2021 Civil Engineering Paper I question paper page 1 instructions and header scan. Download UPSC Mains 2021 Civil Engineering Paper I PDF.

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Frequently asked questions

What is the name of the exam?

The exam is the UPSC Civil Services (Main) Exam.

Which paper is this?

This is Civil Engineering Paper-I.

What is the conducting body?

The Union Public Service Commission (UPSC) conducts this exam.

In which year was this paper conducted?

This paper was conducted in the year 2021.

What is the maximum marks for this paper?

The maximum marks for Civil Engineering Paper-I is 250.

What is the time allowed to complete the paper?

The time allowed to complete the paper is Three Hours.

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