BIOCHEMISTRY: Construction Sites

Fall on Residential Construction Sites

Falls from height remain the most common cause of workplace fatalities among residential construction workers, accounting for 64% of the fatalities in residential building and 100% of the fatalities among framing contractors in 2010 (BLS, 2011). Despite a recent decrease in fall incidence rates (BLS, 2011), 164 of the 1,025 carpenter apprentices surveyed (16%) reported a fall from height in the...

Alternative Construction Sites Suggested by Shadow Cabinet

Counterproposals to President Buell G. Gallagher's blue-prints for additional facilities have been formulated by the recently established shadow cabinet.. Student Government President Shelly 'Sachs emphasized that a meeting with President Gallagher tomorrow night will determine their "feasibility." The goal of the shadow cabinet is to retain all facilities now used by students,J&chij&ng....thej...

Towards optimal formwork pairing on construction sites

Minimizing shutterings assembling time on construction sites can yield significant savings in labor costs and crane moves. It requires solving a pairing problem that optimizes the ability for the crane to move chains of shutterings as a whole when they can be later reused together to frame another wall of the site. In this paper, we show that this problem is NP-hard in the strong sense as well ...

Fall prevention on residential construction sites

Detection of construction debris dumping sites using Landsat images (Case study: Shahriar and Mallard districts)

Natural phenomena and human activities are always changing the earth and Knowing about changad information of the earth’s surface is becoming more and more important in monitoring the local, regional and global resources and environments. The large collection of past and present remote sensing images made it possible to analyze spatio-temporal pattern of environmental elements and impacts of hu...