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Hazard And Hazard Management Construction Essay

The construction industry is seen as a a relatively high injury and illness rate compared to other industries. In the past 2 decades more than 26, 000 U. S. development workers have passed on at the job. That equates to approximately five engineering worker deaths every morning. Safe methods can help eliminate the hazards within the building industry, and reduce the amount of on-the-job injuries and fatalities. The techniques in the structure industry have been advanced due to the fast development of research and technology. However, the constructional dangers are not lowered as expected. To reduce or prevent occupational hazards in the engineering industry, some methods were proposed to provide a prevention and improvement technique against occupational dangers. A method was created to identify important threat types and hazard causes. On top of that, especial analyses were performed to assess the chance value of the threat.

2. Risk and Threat Management:

Hazards recognition is the act of identifying the failure conditions or dangers which could lead to unwanted events. It might be outlined as an ailment, thing, activity or event with the potential of inflicting injury or tired health to workers, problems for property, loss of fabric, or reduced amount of the capability to perform a approved operate or mixture of these (DOSH, 2006). Paul Everitt and Anthony Price (2004) define hazard as -any source or situation with the potential to harm the protection and health of individuals or damage the environment or to place / equipment. Because the existence of an hazard is not always obvious, and rises with human discussion a structured and systematic approach is essential in compiling a comprehensive list of risks.

The threat management means, the method of implementing counter-top measures to decrease the chance of risk.

3. The project features and their relation to the building hazard

To determine that how the project features donate to construction hazard, it requires to categorize the job to the precise task features and breaking that into a sequence of stages, and then, figuring out all possible loss-of-control event that might occur during the building work.

3. 1. The job features and the sequence of levels:




Structural activities

Concrete Slabs

Cast-in-place concrete columns and walls

Erecting pre-cast slabs

Erecting pre-cast walls

Forming wall surfaces with natural stone cladding

Finishing activities:

Brick masonry

Stone cladding

Exterior plastering

Gypsum boards

Floor tiling

Roof insulation

Roof sealing


Other activities

Electrical installation


HVAC installation

3. 2. Some sub-activities of the aforementioned stages are:

According to the above mentioned category there are some sub-activities that might be hazardous in building sites such as:







Cave- in

Collapse the excavation wall


Sequencing of piling work

Conflict with other parts of the project structure, creating unsafe working conditions

Piles located in positions in constrained working space

Personal personal injury from falling debris, crushing. Unsafe removal of guards or auger cleaners. Risk to third parties

Piling near the top of slopes

Slope inability, rig overturning

Working in excavations

Access ramps and wall membrane props can take up working space

Structural activities

Concrete Slabs

Slips, trips


Cast-in-place concrete wall surfaces with stone cladding

Pouring concrete using a crane bucket

Filling bucket

Concrete spatter

Exterior working

Preparing the wall area

Filling holes

Dropping an object

Casting lightweight concrete for drainage

Casting concrete

Pouring the concrete

Dropping an object

Concrete columns and walls

Fix metal rebar cage

Final ties

Collision with metal bars

Drywall construction

Erecting the framing

Attaching studs to external masonry or cement walls

Spatter of particles from drilling or nailing

Exterior stucco

Manually making use of an insulating layer

Curing and chopping protrusions

Struck by the tool

Cast-in-place concrete columns and walls

Installing forms

Cleaning and greasing forms in height

Fall from a ladder

Concrete columns and walls

Casting cement with a crane

Lifting a bucket filled with concrete

Crane collapse

A researcher argued that, based on the fatalities statistic, 40% of this involved happenings related to falls from level. Inadequate, removed, or incorrect use of fall protection equipment contributed to more than 30% of the comes. As these information indicate, safety in structure remains a major problem. As good safety methods and records develop a positive, hazard free, and successful work environment, planning security at the front-end of the project isn't only the first but also a fundamental step for managing safety.

There are some hazard id tools, such as:

Text Brainstorming


Structured What-if (SWIFT)

4. SOME TYPICALLY COMMON Construction Hazard Issues:

4. 1. Building Hazards:

Construction hazards can include falls, extreme levels, falling from rooftops, machinery failure, unguarded equipment, being struck by heavy construction equipment, electrocutions, silica dust, asbestos, business lead, welding emissions, accidents, structure collapse, roofing and pavement tar, engine unit exhaust fumes, and other dangers. Construction sites include home building, bridge erection, roadway paving, excavations, demolitions, and big painting jobs.

4. 2. Development Hazard Statistics Regarding to OSHA :

Figure 1 implies that falls from elevation generally symbolize the leading cause of a death anticipated to construction related activity, representing about 33% of all development fatalities. Getting struck by some subject, caught in-between two objects, and electrical great shock is also leading factors of engineering fatalities. Collectively, these constitute about 90% of all construction fatalities. It's important to notice that over the last few years, these numbers have statistically dropped or increased in a linear, percentage fashion. The occupational Safety and Health Administration (OSHA) Information show that about 90% of the fatalities appear from four types of accidents. These accidental injuries may be from comes from height such as scaffolding or ladders, being struck by objects, being trapped between objects, and electrocution. There are other common dangers in construction sites that can include power equipment and tools, Heavy machinery, excavations, and restricted.

4. 3. Is the Engineers and Safe practices Staff are blame?

Failures in risk identification tend to be because of the limited expertise or oversight of technical engineers or safety staff when planning or executing safety methods, or poor training of development staff. Illustrations are jobs in design for protection, basic safety inspection, and monitoring safe practices. Failure in virtually any of the can lead to increased threat of exposing workers to hazards in the building environment. Protection planning in construction is normally done individually from job execution planning and involves different stars. This parting and the resulting insufficient communication create challenges for safety designers to analyze what, when, why, and where the dangers located for stopping accidents.

5. Fall Risks Identification and Preventive Measures:

As mentioned above, 40% of included situations are related to falls from height, due compared to that here will concentrate on Identifying and evaluating the hazards and hazards as an important step in security management. The potential fall dangers regarding to structure features are, holes in slabs, leading or unbounded sides of the ground slab, and openings in walls.

According to OSHA a "slab gap" means a distance or void of 2 in. (5. 1 cm) or more in its least dimensions. A gap can can be found at several levels, for example, on a floor (e. g. , concrete slab), a roof structure (e. g. , skylight), or any other walking/working surface. Similar rules exist for opportunities in surfaces, for example, unprotected house windows. Regardless of the size of the gap or starting, if the location of the thing is increased more than 1. 8 m (6 foot), it might be hazardous.

The preventive strategy for falls include, always using appropriate street to redemption protection, installing and retaining perimeter safety when working from heights, covering and protecting all floor openings, and pursuing safe practices when using ladders and scaffolds.

6. Final result:

The engineering industry has been considered a major accident susceptible industry. Alarming figures reveal that the development industry makes up about 55, 000 fatal incidents each year. That is because development sites are often filled with potential hazards that can lead to serious harm or death. Basic safety planning can be considered in the arranging stage for early detection, including recognition of a hazardous location, and plan for implementation of protective safe practices equipment. Building sites, unlike other production facilities, go through changes in topography, topology and work conditions throughout the period of the jobs. These features make controlling construction site-safety more difficult than managing safeness in manufacturing crops. Mostly in construction, a different approach is needed to identify risks and hazards, increase safety preventing accidents. The worker is accountable for reporting any flaws in the workplace or on the equipment that has been used. A workplace inspection is a crucial part of a thorough protection and health program where the workplace is reviewed closely frequently for the purpose of:

Identifying and recording potential and actual risks associated with properties, equipment, environment, and processes.

Identifying risks which require immediate attention.

Ensuring that existing threat controls are operating and recommending corrective action.

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