Well-designed Sidewalks Keep Pedestrians, Communities on the Move
By Jeffrey Siewert, PE Safe sidewalks are essential. They keep pedestrians connected to their communities for work and recreation, and economies thrive when well-designed sidewalks can keep all that foot traffic moving. Why build sidewalks? Here are a few reasons: Sidewalks help keep pedestrians and motorists separated and safe. The Federal Highway Administration (FHWA) notes… Read More »
Tags: Accessibility, Accessibility/Universal Design, Complete Streets, Effective Drainage, Mobility, Pedestrian, Sidewalk, Sidewalk Design
An Update – And Some Advice – On the (Delayed) New Datums That Are Coming
By Richard Kleinmann, PLS Now that we’ve crossed over into the year 2022, many members of the geospatial may feel like they’ve just dodged a collective bullet while the rest of us might be thinking, “What bullet is that?” I’m talking about the proverbial “carpet” under your feet shifting a couple of feet both horizontally and vertically in some areas of… Read More »
Tags: datums, Geospatial, National Geodetic Survey, National Spatial Reference System, NGS, NSRS
How to Cure Concrete in Cold Conditions
By Pete Haug, PE, and Todd Rudolph, PE In any process where water is involved, crossing the freezing mark can be a deal breaker. That is the case for curing concrete, which needs to happen above freezing. Failure to adhere to this rule will result in curing that takes significantly longer – and possibly concrete… Read More »
Tags: Cold Weather Protection Plan, Cold-weather Concrete Work, Concrete, Curing Concrete, Dam Repair, Hydraulic Engineering Design, Water Resources