Blog Articles
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Safe-D: Electricity 101
WHAT IS ELECTRICITY?Voltage – electrical pressure (water pressure)Resistance – restriction to electrical flow (pipe friction)Amperes – electrical flow rate (gallons/min)Watts – amount usedAMPS = VOLTAGE RESISTANCEAMPS = WATTS VOLTAGETHE HAZARDS OF ELECTRICITYShockElectrical…
Safe-D: Essential 3-Way Communication
Mutual understanding is essential in the construction environment. Elevated work, heavy equipment and ever changing environments are just part of the construction environment. The ability to effectively communicate to co-workers is a must. In order to ensure good messaging, the…
Safe-D: Fall Protection Barrier Systems
Guardrail systems and their use in construction shall comply with the following provisions: Top edge height of top rails, or equivalent guardrail system members, shall be 42″ plus or minus 3″ above the walking/working level and be able to resist…
Safe D: Power Lines
Before beginning assembly, disassembly, and/or equipment operations, follow these three steps. 1. Identify the work zone: Demarcate boundaries (such as with flags, or a device such as a range limit device or range control warning device) and prohibit the operator from…
Safe-D: Four Seconds to Safety
Perhaps the best safety tool to come along in industrial construction is the Field Level Risk Assessment (FLRA) or Job Hazard Analysis (JHA). Whatever you call it, this is a tool that makes everyone stop and think about the different…
Safe-D: Aerial Lifts
Approximately 26 construction workers die each year from electrocutions, falls, and equipment tip-overs all while using aerial lifts. About half of the deaths involve boom-supported lifts, such as bucket trucks and cherry pickers; whereas, scissor lifts account for most other deaths. …
Proactive Approach to Jobsite Safety
Hilton Cleveland. Being safe means being prepared. Rich Reese, Donley’s Regional Safety Manager, recently led a site tour of the Cleveland Hilton project to local fire fighters. Familiarity with the layout will make it easier for first responders should there…
Donley’s Concrete Group Begins Work on The Quay at Bishop Gadsden
The three new 4-story buildings at Bishop Gadsden’s retirement community in Charleston, South Carolina, will add 45 residential flats to the community. Donley’s scope of work includes typical pile cap foundations, grade beams, retaining and shear walls, and cast-in-place post-tension…
Donley’s Selected as Design-Assist Concrete & Waterproofing Contractor for Cleveland Clinic’s New Cancer Building
The 377,000 sq. ft., 6-story facility will be constructed on Cleveland Clinic’s main campus to house the Cleveland Clinic Cancer Institute. Donley’s scope of work on the project includes: structural concrete design assist; mat foundations; 30’ high basement walls; six…
Donley’s Concrete Group Begins Work on Expansion for Cree, Inc.
The expansion on the campus at the LED lighting company’s headquarters Durham, North Carolina, consists of a 258,000 sq. ft. shell building. The facility will accommodate Cree’s future manufacturing and related office space needs. Donley’s scope of work includes: light…