Abbottonian

Abbottonian Abbottonian Group of Companies is construction company registered with Pakistan Engineering Council.

Government Contractor, Builder, Engineer and General Order Supplier.

13/01/2026

SUPERELEVATION IN ROAD ENGINEERING

Superelevation is the transverse slope provided on horizontal curves by raising the outer edge of
the road relative to the inner edge to counteract centrifugal force acting on vehicles.

Purpose of Superelevation

• To reduce skidding
• To prevent overturning of vehicles
• To improve riding comfort
• To reduce side thrust on pavement

Superelevation Formula

e + f = v² / (127R)

Where:
e = Superelevation
f = Lateral friction factor
v = Speed (km/h)
R = Radius of curve (m)

Methods of Providing Superelevation

• Rotation about center line
• Rotation about inner edge (most common)
• Rotation about outer edge

Advantages

• Increases safety on curves
• Allows higher design speed
• Reduces accident risk

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19/12/2025

میرنجانی: پہاڑوں کی رانی

08/11/2025

مانسہرہ کے گھنے جنگلات میں چھپا ہائیکنگ پوائنٹ 'ستو بنگلہ'— ایک دلکش اور پرسکون مقام جہاں بادل آپ کے قدموں میں اُتر آتے ہیں۔ اگر فطرت کے سحر میں کھو جانا ہے تو بس یہاں چلے آئیں!
Sattu Bangla Forest — A Hidden Hiking Gem in the Dense Forests of Mansehra Where Clouds Touch Your Feet | Discover Pakistan

26/10/2025

پاکستان میں اس وقت 6 کروڑ 88 لاکھ سے زیادہ لوگ بے روزگار ہوچکے ہیں
ورلڈ بینک کی رپورٹ

UNDERSTANDING ROAD LAYERS Every strong and durable road you drive on rests on a powerful structure beneath, not just asp...
17/10/2025

UNDERSTANDING ROAD LAYERS

Every strong and durable road you drive on rests on a powerful structure beneath, not just asphalt!

Here’s the breakdown

1. Pavement (Surface Layer):
This is the visible top layer made of asphalt or concrete providing a smooth, safe, and waterproof surface for vehicles.

2. Base Course:
The load distributor! It transfers traffic loads from the surface to the lower layers. Usually made of crushed stones or gravel.

3. Sub-base:
Acts as a cushion and improves drainage. It reduces stress on the subgrade and prevents pumping of fine materials.

4. Subgrade:
The foundation of the entire pavement system made up of compacted natural soil. Its strength and stability determine the performance of the whole road.

𝗕𝗿𝗲𝗮𝗸𝗱𝗼𝘄𝗻 𝗼𝗳 𝗖𝗼𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝗶𝗼𝗻 𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗖𝗼𝘀𝘁𝘀When planning a construction project, it’s important to understand where your bud...
06/10/2025

𝗕𝗿𝗲𝗮𝗸𝗱𝗼𝘄𝗻 𝗼𝗳 𝗖𝗼𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝗶𝗼𝗻 𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗖𝗼𝘀𝘁𝘀

When planning a construction project, it’s important to understand where your budget goes. Here’s a typical cost distribution:

📌 Materials (55–60%) – The bulk of the budget goes to essential building materials such as cement, steel, blocks, wood, and finishing items.

📌 Labour (25–30%) – Wages and benefits for skilled and unskilled workers who bring the project to life.

📌 Professional Fees (5–10%) – Payments to architects, engineers, consultants, and other experts who design and supervise the project.

📌 Contractor’s Profit (15–25%) – The contractor’s margin for managing and executing the work effectively.

📌 Safety (3–5%) – Investment in protective equipment, training, and compliance with safety standards.

📌 Permits & Legal (2–5%) – Costs for permits, licenses, and regulatory approvals to keep the project compliant.

📌 Contingency (5–10%) – A buffer fund for unexpected expenses like price increases or design changes.

📌 Lump Sum (2%) – Fixed costs that don’t fall under the categories above.

Some basic information civil site engineer Comment 32mm =????kg
05/10/2025

Some basic information civil site engineer
Comment 32mm =????kg

The Difference Between Beams and Columns in Construction‎‎In structural engineering, beams and columns are fundamental c...
26/09/2025

The Difference Between Beams and Columns in Construction
‎
‎In structural engineering, beams and columns are fundamental components, each serving a distinct purpose in ensuring the stability and strength of a building.
‎
‎🔹 Beams
‎
‎Beams are horizontal structural members.
‎
‎Their primary function is to resist bending and transfer loads from slabs, floors, or roofs to the vertical supports (columns or walls).
‎
‎They act as the link that distributes loads laterally across the structure.
‎
‎
‎🔹 Columns
‎
‎Columns are vertical structural members.
‎
‎Their main function is to carry compressive loads from beams and slabs and transfer them safely down to the foundation.
‎
‎They are critical to the vertical stability of the entire building.
‎
‎
‎✅ Key Distinction:
‎
‎Beams handle loads horizontally, resisting bending.
‎
‎Columns handle loads vertically, resisting compression.
‎
‎
‎Both must work together, as the failure of one can compromise the integrity of the entire structure.


‎

The percentage of construction cost attributed to each phase or element can vary depending on factors like the type of b...
19/09/2025

The percentage of construction cost attributed to each phase or element can vary depending on factors like the type of building, location, design, and materials used. However, here’s a general breakdown of the typical percentage allocation of construction costs for various elements:

1. Groundwork – 10-15%

Description: This includes the preparation of the site, excavation, foundation work, drainage, and soil testing. Groundwork is essential for ensuring the stability of the structure and is typically one of the first steps in any construction project.

Cost Factors: Site conditions, soil type, foundation type, and the complexity of excavation.

2. Roof – 5-10%

Description: The cost for constructing the roof includes framing, sheathing, waterproofing, insulation, and roofing materials (e.g., tiles, shingles, metal). The roof is critical for protecting the structure from the elements.

Cost Factors: Roof type (flat, pitched, etc.), material selection, and insulation requirements.

3. Structure – 25-30%

Description: This category includes the foundation, structural framework (columns, beams, slabs), and reinforcements. It provides the essential support for the building.

Cost Factors: Material choice (concrete, steel, wood), building design (high-rise or low-rise), and complexity of structural elements.

4. Plastering – 4-6%

Description: Plastering involves the application of plaster to internal and external walls and ceilings. It provides a smooth surface for painting and adds to the building’s durability.

Cost Factors: Type of plaster (cement-based, gypsum), surface preparation, and the area to be covered.

5. Plumbing – 5-10%

Description: Plumbing costs include the installation of water supply and drainage systems, pipes, fittings, and fixtures (toilets, sinks, showers, etc.).

Cost Factors: Pipe material (PVC, copper), the number of fixtures, complexity of plumbing (multi-story buildings), and location.

6. Electrical – 5-10%

Description: The electrical syst

A staircase is a structural element that allows people to move between different levels of a building. It consists of se...
17/09/2025

A staircase is a structural element that allows people to move between different levels of a building. It consists of several components that work together to provide safety, functionality, and aesthetic appeal. Here's a breakdown of the key components:

1. Treads

Definition: The horizontal part of the staircase that people step on.

Key Points:

Treads should have a sufficient depth to accommodate a foot comfortably.

The tread's depth is measured from the front edge to the back edge.

2. Risers

Definition: The vertical components that connect each tread, determining the height of each step.

Key Points:

The rise is the vertical distance between two consecutive treads.

The height of the riser affects the overall steepness of the staircase.

3. Stringers

Definition: The structural support that holds the treads and risers in place.

Key Points:

Typically made from wood, steel, or concrete.

There are usually two stringers on either side of a staircase, but in some cases, there may be a central stringer for additional support.

4. Handrails

Definition: A safety feature installed along the side of the staircase for people to hold onto while ascending or descending.

Key Points:

Handrails are typically placed at an appropriate height for comfort and safety (usually between 34–38 inches).

Can be made from wood, metal, or glass, depending on the design.

5. Newel Posts

Definition: Vertical posts that support the handrail, especially at landings or turns in the staircase.

Key Points:

They provide stability to the handrails and can also be decorative.

Often found at the beginning, end, and corners of a staircase.

6. Balusters (Spindles)

Definition: The vertical supports that run between the treads and the handrail, holding the handrail in place.

Key Points:

Balusters are spaced to prevent children or pets from slipping through the gaps.

Can be made from wood, metal, or other materials.

7. Landing

Definition: A flat platform between flights of stairs.

Most beautiful picnic spot of the Abbottabad.Harno valley, Share the beauty. ...
13/09/2025

Most beautiful picnic spot of the Abbottabad.
Harno valley, Share the beauty.

Types of Concrete1. Plain Cement Concrete (PCC)Mixture of cement, sand, aggregate, and water.No reinforcement is provide...
06/09/2025

Types of Concrete

1. Plain Cement Concrete (PCC)

Mixture of cement, sand, aggregate, and water.

No reinforcement is provided.

Used in flooring, levelling courses, and bedding for footings.

2. Reinforced Cement Concrete (RCC)

Contains steel reinforcement bars/meshes.

Provides tensile strength along with compressive strength.

Commonly used in beams, slabs, columns, and foundations.

3. Prestressed Concrete

Steel tendons/wires are tensioned before or after casting.

Reduces cracks and increases load-carrying capacity.

Used in bridges, flyovers, and heavy structures.

4. Precast Concrete

Cast and cured in factories, then transported to the site.

Ensures quality control and faster construction.

Used in pipes, blocks, panels, and railway sleepers.

5. Lightweight Concrete

Made with lightweight aggregates (pumice, expanded clay, etc.).

Density: 300–1850 kg/m³.

Used in partitions, roofs, and insulation.

6. High-Strength Concrete

Strength > 40 MPa.

Made using low water-cement ratio and admixtures.

Used in high-rise buildings and bridges.

7. Ready-Mix Concrete (RMC)

Manufactured in batching plants and delivered to site in transit mixers.

Saves time, ensures quality, and reduces labor.

8. Self-Compacting Concrete (SCC)

Highly flowable, spreads without vibration.

Fills formwork easily with complex reinforcement.

Used in congested RCC structures.

9. Shotcrete

Sprayed concrete using high-pressure hose.

Used in tunnel linings, retaining walls, and slope stabilization.

10. High-Performance Concrete (HPC)

Specially designed mix with high durability, strength, and workability.

Resists harsh environments and chemical attacks.

✅ These are the main types of concrete used in construction

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Address

Link Road Abbottabad
Abbottabad

Opening Hours

Saturday 09:00 - 17:00
Sunday 09:00 - 17:00

Telephone

+923025444141

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