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Related Concept Videos

Survey Safety01:28

Survey Safety

Surveying near highways, rough terrain, or power lines involves significant risks. Working along highways is particularly dangerous and requires the use of warning signs and flagmen. It is safest to avoid working directly on roads and use offsets whenever possible. When highway work is unavoidable, it must follow all safety guidelines. Surveyors should wear bright clothing, such as orange reflective vests, to ensure visibility to motorists, coworkers, and hunters. In construction zones, wearing...
Surveys02:16

Surveys

Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
Design Example: Managing Concrete Workability01:14

Design Example: Managing Concrete Workability

This example deals with managing the workability of concrete for a raft foundation project under hot weather conditions. Workability is crucial for ensuring the concrete is easy to place, compact, and finish. In this scenario, a slump test — a common method to measure the workability of fresh concrete — initially indicated low workability. This was attributed to the rapid water loss from the concrete mix, exacerbated by the high temperatures causing the course aggregates to heat up.
To address...
Workability of Concrete01:25

Workability of Concrete

The workability of concrete is a crucial property that affects its handling, placing, and finishing during construction. It describes the ease with which concrete can be mixed, placed, compacted, and finished. Workability is primarily concerned with the concrete's movement and its ability to resist internal friction and external resistance from molds and reinforcements during the application process.
Concrete's workability is determined by its resistance to internal forces that arise when...
Factors Affecting Workability01:24

Factors Affecting Workability

The workability of concrete is a critical characteristic that influences the ease of mixing, handling, and finishing the concrete. It is affected by several factors including water content, aggregate properties, and admixtures like air entrainment. Water plays a fundamental role as it lubricates the concrete mix, facilitating easier movement and placement. However, the water requirement varies depending on the texture and shape of aggregates. Finer particles and angular, rough-textured...
Stereotypes, Prejudice, and Discrimination02:55

Stereotypes, Prejudice, and Discrimination

Humans are very diverse and although we share many similarities, we also have many differences. The social groups we belong to help form our identities (Tajfel, 1974). These differences may be difficult for some people to reconcile, which may lead to prejudice toward people who are different. Prejudice is a negative attitude and feeling toward an individual based solely on one’s membership in a particular social group (Allport, 1954; Brown, 2010). Prejudice is common against people who are...

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Updated: Jun 21, 2026

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents
06:15

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents

Published on: July 10, 2017

Latino worker perceptions of construction risks.

Nancy Nivison Menzel1, Antonio P Gutierrez

  • 1School of Nursing, University of Nevada, Las Vegas, Las Vegas, Nevada 89154, USA. nancy.menzel@unlv.edu

American Journal of Industrial Medicine
|August 12, 2009
PubMed
Summary
This summary is machine-generated.

Latino construction workers face higher injury risks due to communication barriers and lack of safety knowledge. Targeted safety training in Spanish and improved workers' compensation information are crucial for this demographic.

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Design and Construction of an Urban Runoff Research Facility
13:48

Design and Construction of an Urban Runoff Research Facility

Published on: August 8, 2014

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Last Updated: Jun 21, 2026

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents
06:15

A Modified Trier Social Stress Test for Vulnerable Mexican American Adolescents

Published on: July 10, 2017

Design and Construction of an Urban Runoff Research Facility
13:48

Design and Construction of an Urban Runoff Research Facility

Published on: August 8, 2014

Area of Science:

  • Occupational Health
  • Construction Safety
  • Health Disparities

Background:

  • Construction is a high-risk industry, with Latino workers experiencing disproportionately high rates of fatal and disabling injuries.
  • In 2006, Latino workers constituted over 50% of Nevada construction injuries requiring time off work.

Purpose of the Study:

  • To identify the perceived injury risks among Latino construction workers.
  • To understand the cultural and linguistic factors influencing safety in the construction industry for this population.

Main Methods:

  • Qualitative study involving 30 Latino construction workers from Southern Nevada trade unions.
  • Four focus groups were conducted in Spanish, with discussions transcribed and analyzed for thematic content.

Main Results:

  • Key themes identified include language and communication challenges, influence of traditional Latino values, variations in construction skill levels, and health literacy.
  • Participants demonstrated unfamiliarity with the workers' compensation system.

Conclusions:

  • Small contractors need to implement more effective safety training in Spanish and provide adequate safety equipment.
  • Trade unions should offer English language training, potentially using simulation, and enhance information on workers' compensation.
  • Occupational health providers must consider cultural beliefs and communication preferences when delivering care and assessing health status for Latino workers.