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Past Questions
Centring error in theodolite affects which measurement?
A)
Area
B)
Elevation
C)
Angle measurement
D)
Length
Centring is the process of setting the vertical axis of the theodolite exactly over the station mark on the ground. If the instrument is not perfectly centred (centring error), the line of sight from the instrument to the target will be slightly shifted from the true line passing through the station point. This shift results in an incorrect reading of the horizontal angle between two points. The magnitude of this error depends on the distance to the target and the amount of offset from the center.
Why other options are incorrect:
- Area (a): Area is a derived measurement based on lengths and angles; while it may be affected indirectly, the primary and direct effect of centring error is on the angle.
- Elevation (b): Elevation is measured using the vertical circle or a leveling staff. Centring error affects the horizontal position, not the vertical height/elevation.
- Length (d): Length is typically measured using a tape, chain, or EDM. While a centring error might lead to a slight misplacement of the line, the measurement of the distance itself is not the primary measurement corrupted by the centring of the instrument axis.
Steel structures are preferred over RCC when:
A)
High strength-to-weight ratio is required
B)
Low-rise construction is needed
C)
Bricks are not available
D)
Paint costs are low
Step-by-step reasoning:
1. **Strength-to-Weight Ratio**: Structural steel has a significantly higher strength-to-weight ratio compared to Reinforced Cement Concrete (RCC). This means that for the same load-bearing capacity, a steel member is much lighter than an RCC member. This is critical for long-span structures, high-rise buildings (to reduce the dead load on foundations), and prefabricated structures.
2. **Evaluating Option (b)**: Low-rise construction is typically more economical using RCC or masonry due to lower material costs and lack of need for specialized fabrication. Steel is preferred for high-rise or large-span structures.
3. **Evaluating Option (c)**: The availability of bricks affects masonry construction, not the choice between the two primary structural frames (Steel vs. RCC).
4. **Evaluating Option (d)**: Paint costs are a maintenance expense. While steel requires painting for corrosion protection, the decision to use steel over RCC is based on structural and functional requirements, not the cost of paint.
Conclusion: The primary engineering advantage of steel over RCC is its high strength-to-weight ratio, making option (a) the correct choice.
Contractor’s ledger is maintained to:
A)
Record wage slips with each contractor
B)
Track financial transactions with each contractor
C)
Store tenders with each contractor
D)
Record test results with each contractor
In the context of Estimation and Costing and Project Management in Civil Engineering, a 'Ledger' is a primary accounting record used to track financial transactions. A Contractor's Ledger specifically serves as a subsidiary ledger where all financial dealings with a particular contractor are recorded. This includes: 1. Payments made to the contractor (Running Account bills), 2. Deductions made (such as security deposits, income tax, or recovery for materials supplied by the department), and 3. The final balance due to or from the contractor.
Why other options are incorrect:
- Option (a): Wage slips are typically maintained in a 'Wage Register' or 'Muster Roll', not a ledger.
- Option (c): Tenders are legal documents stored in a 'Tender File' or 'Contract Agreement' folder, not a ledger.
- Option (d): Test results are recorded in a 'Quality Control Register' or 'Material Test Register'.
Work order is issued after:
A)
Completion of work
B)
Bill is passed
C)
Execution of agreement
D)
Payment of earnest money
In the standard procurement and contracting process for civil engineering works, the sequence of events is as follows: 1. Invitation of Tenders $\rightarrow$ 2. Selection of the lowest responsive bidder (L1) $\rightarrow$ 3. Submission of Performance Security/Earnest Money $\rightarrow$ 4. Execution of the formal Agreement (Contract signing) $\rightarrow$ 5. Issuance of the Work Order. The Work Order is the official instruction from the client/department to the contractor to commence the work on-site. It cannot be legally issued until a binding contract (Agreement) has been executed between both parties to define the terms, conditions, and scope of work.
Why other options are incorrect:
- Option (a): Completion of work happens at the end of the project, long after the work order.
- Option (b): Bills are passed during and after the execution of work, based on the work order.
- Option (d): Payment of earnest money (EMD) happens during the tender submission stage, which is the very first step before a contractor is even selected.
For public tenders, which publication is mandatory?
A)
e-Tender portal or national newspapers
B)
Private media and social media
C)
SMS notification
D)
Worksite banner
In public procurement and government contracting (Estimation and Costing), transparency and wide publicity are mandatory to ensure fair competition and prevent corruption. According to standard government procurement guidelines (such as the General Financial Rules - GFR), public tenders must be advertised in a manner that reaches a broad audience of qualified contractors.
1. **e-Tender Portals**: Modern governance mandates the use of Central Public Procurement Portals (CPPP) or state-specific e-procurement portals to ensure a digital audit trail and accessibility.
2. **National Newspapers**: For high-value works, publication in widely circulated newspapers is mandatory to ensure that the tender is 'public' and not restricted to a few known parties.
Why other options are incorrect:
- **Option b**: Private media and social media are supplementary tools but lack the legal standing and officiality required for mandatory public notifications.
- **Option c**: SMS notifications are used for alerts but cannot serve as the primary legal publication of a detailed tender document.
- **Option d**: Worksite banners are used for project information after the contract is awarded, not for the initial invitation of bids.
A septic tank is estimated using which parameter?
A)
Flow velocity
B)
No. of users and detention time
C)
Sump height
D)
Reinforcement ratio
A septic tank is a primary sewage treatment unit that works on the principle of anaerobic digestion and sedimentation. To design (estimate) the capacity of a septic tank, the most critical parameters are: 1. The number of users (which determines the total volume of sewage generated per day) and 2. The detention time (the average time the sewage remains in the tank to allow solids to settle and organic matter to decompose, typically ranging from 24 to 48 hours). The total volume is calculated as: Volume = (Sewage flow per person per day × Number of users) × Detention time.
Why other options are incorrect:
- a. Flow velocity: While important for pipes, the septic tank is designed for stagnation/low velocity to allow sedimentation; it is not the primary estimation parameter.
- c. Sump height: This is a dimensional result of the design process, not the primary parameter used to estimate the required capacity.
- d. Reinforcement ratio: This is a structural engineering parameter used for the construction of the tank walls, not for estimating the functional capacity of the treatment unit.
In government accounts, what does ‘head of account’ mean?
A)
Executive officer/ Drawing and Disbursing Officer
B)
Head of Administrative Department
C)
Accounting code for expenditure classification
D)
Head of Accounting Section
In government accounting and financial management, a 'Head of Account' is a unique alphanumeric code used to classify and track government receipts and expenditures. It ensures that funds are spent for the specific purpose for which they were allocated in the budget.
1. **Classification**: It allows the government to categorize spending by department (Major Head), sub-department (Sub-Major Head), specific program (Minor Head), and the nature of the expense (Detailed/Object Head).
2. **Audit and Control**: By using these codes, auditors can easily verify if the expenditure aligns with the sanctioned budget for a particular project or administrative unit.
Why other options are incorrect:
- Option (a) refers to a person (the DDO) who is authorized to draw funds, not the accounting classification itself.
- Option (b) refers to a person/position of authority within a department.
- Option (d) refers to a personnel role within the accounting office.
In a truss, tension members are generally designed for:
A)
Buckling
B)
Lateral torsion
C)
Axial force only
D)
Moment resistance
In an ideal truss, the members are connected by pins (or designed to behave as if they are pinned), and loads are applied only at the joints. This ensures that the members are subjected to only axial forces—either tension or compression—without any bending moments or shear forces.
1. Tension Members: These members are pulled from both ends. Since they are being stretched, they do not suffer from instability issues like buckling. Therefore, they are designed based on their cross-sectional area and the yield strength of the material to resist the axial tensile force.
Why other options are incorrect:
- a. Buckling: This is a failure mode associated with compression members (columns/struts), where the member bows outward under a load. Tension members cannot buckle.
- b. Lateral torsion: This is a failure mode (Lateral Torsional Buckling) associated with beams subjected to bending moments, not members in pure tension.
- d. Moment resistance: By definition, ideal truss members do not carry moments; they only carry axial loads. Designing for moment resistance would be necessary for beams or frames, not truss members.
The ideal maximum super-elevation for plain terrain in highways is:
A)
1 in 20
B)
1 in 100
C)
1 in 40
D)
1 in 15
Super-elevation (banking) is provided on horizontal curves to counteract the centrifugal force acting on a vehicle, preventing it from skidding or overturning. According to the Indian Roads Congress (IRC) guidelines, the maximum limit for super-elevation (e) is specified based on the terrain to ensure safety and comfort for slow-moving vehicles (preventing them from sliding inward).
1. For Plain and Rolling Terrain: The maximum super-elevation is limited to 7% or 0.07. In fractional terms, 0.07 is approximately 7/100. However, in many standard textbooks and older IRC specifications often referenced in competitive exams, the limit for plain terrain is cited as 7% (which is close to 1 in 14.3). Among the given options, '1 in 15' (which is approximately 6.67%) is the closest standard value used to represent the maximum limit for plain terrain.
2. For Hilly Terrain: The maximum super-elevation is limited to 10% (1 in 10).
Evaluating the options:
- Option (a) 1 in 20 (5%): This is a common value but not the 'maximum' limit for plain terrain.
- Option (b) 1 in 100 (1%): This is too low for a maximum limit.
- Option (c) 1 in 40 (2.5%): This is too low for a maximum limit.
- Option (d) 1 in 15 (~6.67%): This aligns with the IRC maximum limit of 7% for plain terrain.
The widening of pavement on curves is done to:
A)
Counteract centrifugal force and accommodate vehicle turning
B)
Avoid accidents and reduce psychological fear
C)
Increase Road length
D)
Reduce sight distance
Extra widening of pavements on horizontal curves is necessary due to two primary reasons: 1. Mechanical Widening: When a vehicle negotiates a curve, the rear wheels do not follow the same path as the front wheels (this is known as 'off-tracking'). To accommodate this wider path of the vehicle, additional width is required. 2. Psychological Widening: Drivers tend to maintain a greater lateral distance from the edge of the pavement and from other vehicles when navigating a curve due to the centrifugal force acting on the vehicle, which creates a sense of instability. Therefore, widening is provided to ensure the vehicle stays within the pavement boundaries and to counteract the effects of centrifugal force by providing more maneuvering space.
Analysis of other options:
- Option b: While widening may indirectly reduce fear, the primary engineering purpose is the physical accommodation of the vehicle's path.
- Option c: Widening increases the area of the pavement, not the longitudinal length of the road.
- Option d: Widening does not reduce sight distance; in fact, sight distance is managed through 'set-back' distances or clearing obstructions on the inside of the curve.
The unit of measurement for RCC in footings is:
A)
RMT
B)
Sq.m
C)
Cum
D)
Kg
In civil engineering estimation and costing, the unit of measurement is determined by the nature of the item.
1. **RCC (Reinforced Cement Concrete)**: Concrete is a three-dimensional material. For structural elements like footings, slabs, beams, and columns, the quantity is calculated by multiplying length × width × thickness (or depth). Therefore, the unit of measurement is volume, which is expressed in Cubic Meters (Cum) in the metric system.
2. **Analysis of other options**:
- **RMT (Running Meter)**: Used for linear items such as pipes, railings, or cornices.
- **Sq.m (Square Meter)**: Used for area-based items such as plastering, painting, or flooring.
- **Kg (Kilogram)**: Used for weighing materials, specifically the steel reinforcement bars used within the RCC, but not for the concrete itself.
Since the question asks for the unit of RCC in footings, the correct unit is Cubic Meters (Cum).
The radius of curvature is least in:
A)
Highways
B)
Railways
C)
City roads
D)
Rural roads
Railways have the least radius of curvature because trains can negotiate only relatively gentle curves due to their guided wheel-rail system and safety/comfort limits, so the minimum permissible curve radius is much smaller than for roads. Highways and city roads generally require larger radii for vehicle stability and speed, while rural roads usually have the least traffic constraints but still do not require as small a radius as railways in standard design context.
The sinking fund is created for:
A)
Construction cost
B)
Labor charges
C)
Running cost
D)
Future replacement of a structure
A sinking fund is a fund formed by periodically setting aside a specific amount of money over the useful life of a structure or asset. The primary objective is to ensure that at the end of the asset's service life, there is sufficient accumulated capital (including interest earned) to either replace the structure entirely or perform major renewals/overhauls.
Why other options are incorrect:
- a. Construction cost: This is the initial capital expenditure (CAPEX) required to build the structure, not a fund set aside for the future.
- b. Labor charges: These are operational or construction expenses paid as the work progresses.
- c. Running cost: Also known as Operation and Maintenance (O&M) costs, these are recurring expenses for the daily functioning of the structure, whereas a sinking fund is a long-term capital reserve.
Which gas is primarily responsible for greenhouse effect?
A)
Carbon dioxide
B)
Oxygen
C)
Hydrogen
D)
Nitrogen
The greenhouse effect is caused by gases that trap heat in the Earth's atmosphere. Carbon dioxide (CO2) is the primary greenhouse gas emitted through human activities (such as burning fossil fuels and deforestation) and is the most significant contributor to the enhanced greenhouse effect due to its abundance and long atmospheric lifetime.
Analysis of options:
- a. Carbon dioxide: Correct. It absorbs and emits infrared radiation, trapping heat in the atmosphere.
- b. Oxygen: Incorrect. Oxygen (O2) is a diatomic molecule that does not absorb infrared radiation and thus does not contribute to the greenhouse effect.
- c. Hydrogen: Incorrect. While hydrogen can influence atmospheric chemistry, it is not a primary greenhouse gas.
- d. Nitrogen: Incorrect. Nitrogen (N2) makes up about 78% of the atmosphere but, like oxygen, is a symmetric diatomic molecule that does not trap heat.
A contract is said to be completed when:
A)
All work is executed and recorded with final measurements
B)
Running bill is submitted
C)
Contractor leaves site
D)
Defect liability ends
In civil engineering contracting and estimation, a contract is considered 'completed' from a technical and administrative standpoint when the physical execution of the work is finished and the final measurements are recorded in the Measurement Book (MB). This process allows for the preparation of the Final Bill, which settles the accounts between the client and the contractor.
Why other options are incorrect:
- Option (b): A 'Running Bill' (or interim payment certificate) is submitted periodically during the progress of the work to maintain cash flow; it does not signify completion.
- Option (c): A contractor leaving the site does not legally or technically imply completion; the work must be verified and measured first.
- Option (d): The 'Defect Liability Period' (DLP) begins AFTER the work is completed and handed over. The contract for execution is finished, but the contractor remains liable for defects for a specific duration (usually 6-12 months). Completion of the DLP is the release of the security deposit, not the completion of the work contract itself.
Which of these is a direct cost component in rate analysis?
A)
Overheads
B)
Labour and materials
C)
Profit
D)
Contingency
In rate analysis for civil engineering estimation, costs are broadly categorized into Direct Costs and Indirect Costs.
1. Direct Costs: These are expenses directly attributable to the physical execution of a specific item of work. They include:
- Materials: The cost of raw materials (cement, sand, steel, etc.) required for the work.
- Labour: The wages paid to skilled, semi-skilled, and unskilled workers performing the task.
- Equipment/Plant: The cost of machinery used specifically for that item of work.
2. Indirect Costs: These are expenses that cannot be linked to a single specific unit of work but are necessary for the overall project management and business operation. These include:
- Overheads (Option a): Administrative costs, office rent, electricity, and staff salaries.
- Profit (Option c): The margin added by the contractor to earn a livelihood and grow the business.
- Contingencies (Option d): Funds set aside for unforeseen expenses or accidental costs.
Therefore, labour and materials are the only direct cost components among the given options.
Which formula gives more accurate area under irregular curves?
A)
Mid-section formula
B)
Trapezoidal formula
C)
Simpson’s rule
D)
Centre line method
In estimation and costing, calculating the area of irregular boundaries or curves is common. There are three primary methods used:
1. **Trapezoidal Rule**: This method approximates the area by dividing it into a series of trapezoids. It assumes the boundary between offsets is a straight line, which leads to an underestimation or overestimation depending on the curve's convexity/concavity.
2. **Mid-ordinate Rule**: This method uses the height of the middle offset for each strip. It is generally more accurate than the trapezoidal rule but less so than Simpson's rule.
3. **Simpson's Rule**: This rule approximates the boundary as a series of parabolic arcs rather than straight lines. Because most natural irregular curves are better approximated by parabolas than by straight lines, Simpson's rule provides the highest degree of accuracy among the standard numerical integration methods used in civil engineering surveys.
**Comparison:**
- Trapezoidal Rule: Linear approximation (Least accurate).
- Mid-ordinate Rule: Average approximation (Moderate accuracy).
- Simpson's Rule: Quadratic/Parabolic approximation (Most accurate).
Note: Simpson's rule requires an odd number of offsets (even number of intervals) to be applied.
The unit of moment of inertia in steel design is:
A)
N/m
B)
kN
C)
kg/m²
D)
mm⁴ or cm⁴
The Moment of Inertia (I), also known as the second moment of area, is a geometric property of an area which reflects how its points are distributed with regard to an axis. Mathematically, it is defined as the integral of the square of the distance (r) from the axis to an infinitesimal element of area (dA): I = ∫ r² dA. Since the unit of area (dA) is length squared (L²) and the unit of distance squared (r²) is also length squared (L²), the resulting unit is length to the power of four (L⁴). In steel design and structural engineering, the most common units used for length are millimeters (mm) and centimeters (cm), making the units of moment of inertia mm⁴ or cm⁴.
Analysis of other options:
- Option (a) N/m is a unit of linear load or stiffness.
- Option (b) kN is a unit of force.
- Option (c) kg/m² is a unit of area density (mass per unit area).
Which element is included in geometric design of highways?
A)
Soil strength
B)
Drainage pipes
C)
Horizontal alignment
D)
Material grade
Geometric design of highways refers to the design of the visible dimensions of the roadway to ensure safety, efficiency, and comfort for road users. It focuses on the physical layout of the road. The primary elements of geometric design include: 1. Cross-section elements (lane width, camber, shoulders, kerbs), 2. Sight distance (Stopping Sight Distance, Overtaking Sight Distance), and 3. Alignment (Horizontal alignment consisting of straight paths and curves, and Vertical alignment consisting of gradients and vertical curves).
Analysis of options:
- Option (a) Soil strength: This is a part of Pavement Design (Geotechnical/Structural design), not geometric design.
- Option (b) Drainage pipes: This falls under Drainage Design/Hydraulic design.
- Option (c) Horizontal alignment: This is a core component of geometric design as it determines the path of the road in a plan view.
- Option (d) Material grade: This is a part of Material Engineering/Pavement Design (specifying the quality of bitumen or concrete).
The deflection in flexible pavement is measured using:
A)
Straightedge
B)
Benkelman beam
C)
Penetrometer
D)
Total station
Step-by-step reasoning:
1. **Understanding Deflection**: In flexible pavements, deflection refers to the temporary vertical deformation of the pavement surface under a wheel load. Measuring this deflection is critical for assessing the structural adequacy of the pavement and determining the need for overlays.
2. **Benkelman Beam (BB)**: The Benkelman Beam is a standard instrument used globally for measuring the rebound deflection of flexible pavements. It consists of a beam with a dial gauge that measures the difference in elevation between a reference point and the loaded point when a standard axle load is applied.
3. **Evaluating other options**:
- **Straightedge**: Used primarily to measure surface irregularities, rutting, or flatness (roughness) of the pavement, not structural deflection.
- **Penetrometer**: Used to measure the consistency or hardness of materials (like bitumen or soil), not the deflection of a completed pavement structure.
- **Total Station**: An electronic/optical instrument used in surveying for measuring angles and distances; it is not used for measuring the minute vertical deflections caused by wheel loads.
Therefore, the Benkelman beam is the correct instrument for measuring deflection in flexible pavements.
A contractor is delaying work repeatedly but blames frequent rainfall. What is the correct course of action?
A)
Terminate the contract immediately and seek justification
B)
Verify rainfall records and consider time extension only if justified
C)
Ignore the delay and let the contractor complete the work at the earliest
D)
Change the contractor and re-tender the project
In contract management and civil engineering estimation/costing, delays are handled based on the 'Conditions of Contract'. Rainfall is generally considered a 'Force Majeure' or an 'Act of God' if it exceeds the normal average for that region and period.
1. **Verification**: The engineer-in-charge must first verify the claim by checking official meteorological records (rainfall data) to see if the rainfall was indeed abnormal or excessive enough to hinder work.
2. **Justification**: If the records prove the rainfall was excessive, the contractor is entitled to an 'Extension of Time' (EOT) without penalty (liquidated damages).
3. **Why other options are incorrect**:
- Option (a) is too harsh and legally risky; termination requires a breach of contract, and a valid weather claim would make termination wrongful.
- Option (c) is negligent; ignoring delays without documentation leads to project mismanagement and lack of accountability.
- Option (d) is an extreme measure that causes significant project delays and legal disputes, to be used only after all other remedies fail.
In prismatic compass, bearings are measured in:
A)
WCB and QB
B)
Northing
C)
Azimuth
D)
Whole circle bearing
In surveying, there are two primary types of compasses used for measuring bearings: the Prismatic Compass and the Surveyor's Compass.
1. **Prismatic Compass**: This compass is designed such that the graduated ring is attached to the needle. The readings are taken from 0° to 360° measured clockwise from the North. This system of measurement is known as the **Whole Circle Bearing (WCB)**.
2. **Surveyor's Compass**: This compass measures bearings in the form of Quadrantal Bearings (QB), where the angle is measured from either North or South toward East or West (ranging from 0° to 90°).
Evaluating the options:
- Option (a) is incorrect because QB is associated with the Surveyor's Compass, not the Prismatic Compass.
- Option (b) 'Northing' refers to a coordinate or a direction, not a system of bearing measurement.
- Option (c) 'Azimuth' is a general term for a horizontal angle measured clockwise from a north base line. While WCB is a type of azimuth, 'Whole Circle Bearing' is the specific technical term used to describe the measurement system of a Prismatic Compass in surveying textbooks.
- Option (d) is the most precise and correct answer.
The term ‘tender’ in government contracts refers to:
A)
Completion report submitted by a contractor
B)
Drawing set submitted by a contractor to perform the specified work
C)
Bid submitted by a contractor to perform the specified work
D)
Inspection record submitted by a contractor to perform the specified work
In the context of civil engineering estimation and costing, a 'Tender' is an invitation for bids for the execution of a project. When a contractor submits their proposal—which includes the quoted price (bid amount) and the terms under which they agree to perform the work—this submission is referred to as the tender.
Step-by-step analysis of options:
- Option (a) is incorrect because a completion report is submitted after the work is finished, not at the bidding stage.
- Option (b) is incorrect because drawings are typically provided by the client/department (as part of the tender documents) or submitted as 'shop drawings' during execution, not as the tender itself.
- Option (c) is correct as it accurately defines the tender as the formal bid/offer submitted by the contractor to undertake the work for a specific sum of money.
- Option (d) is incorrect because inspection records are quality control documents generated during the construction phase.
Which type of brickwork estimate differs for modular and traditional bricks?
A)
Item rate estimate
B)
Revised estimate
C)
Supplementary estimate
D)
Annual maintenance
In civil engineering estimation, the quantity of bricks required per cubic meter of brickwork depends entirely on the size of the brick used.
1. **Modular Bricks**: Standard size is 190 mm x 90 mm x 90 mm. With mortar, the nominal size becomes 200 mm x 100 mm x 100 mm. This results in exactly 500 bricks per cubic meter.
2. **Traditional (Non-Modular) Bricks**: These vary by region (e.g., 9" x 4.5" x 3"). Because the dimensions differ from modular bricks, the number of bricks required per cubic meter changes.
An **Item Rate Estimate** (also known as a Detailed Estimate) involves calculating the exact quantities of materials (like the number of bricks) and multiplying them by the unit rate. Therefore, the quantity takeoff for brickwork in an item rate estimate will differ significantly depending on whether modular or traditional bricks are specified.
Other options are incorrect because:
- **Revised Estimate**: This is a modification of an existing estimate due to changes in design or rates; it is a process, not a specific type of quantity calculation based on brick size.
- **Supplementary Estimate**: This is prepared for additional works not included in the original estimate.
- **Annual Maintenance**: This refers to recurring costs for upkeep and does not specifically dictate the fundamental calculation method for initial brickwork volume/quantity.
An estimate for a public building was underquoted by 15%. During execution, rates increased sharply. What action is most appropriate?
A)
Revise the estimate with current cost index and seek approval
B)
Issue a new tender
C)
Cancel the project
D)
Request contractor to continue at old rates
In public works and government contracting, when an estimate is found to be inadequate due to underquoting or sharp increases in material and labor rates during execution, the standard administrative procedure is to revise the estimate. This is typically done using a 'Cost Index' (a percentage increase applied to the basic schedule of rates to reflect current market conditions). Once the revised estimate reflects the actual current costs, it must be submitted to the competent authority for technical sanction and financial approval to ensure the project has sufficient funding to reach completion.
Why other options are incorrect:
- Option b (Issue a new tender): This is impractical if the project is already under execution, as it would lead to legal disputes with the current contractor and significant delays.
- Option c (Cancel the project): This is an extreme measure and not a standard engineering management response to a cost overrun in a public building.
- Option d (Request contractor to continue at old rates): This is unrealistic and often leads to the contractor abandoning the site or compromising the quality of work, as they cannot sustain losses due to sharp market rate increases.