NGEE Barrow 2013 Site D Install Trip August 2013

Goals:

• Install Barrow Site D Inventory
• Soil Cores

Soil Core component: 8 Bob, Bob, & Sammy

• Use RTK GPS and transect across a polygon in the area south
• pull a

Site D Install Instrumentation List:

• 5 Temperature Probes (1.5m depth)
• Possibly one soil pit (soil & water conditions depending)
• Air Temperature / Relative Humidity @ 1.5 meters
• Snow Depth @ 1.5 meters
• Net Radiation @ 1.3 meters

Additional Site Work:

• Level Radiometers at the other sites
• Change out the SR50A snow transducers for the existing stations (7pcs)
• Change out the pipe for the snow stands (4 pcs)
• Cable Extensions for Thermal Conductivity sensors @ C site
• small enclosure & extra logger/MD485 for C site bonus thermal conductivity sensors
• sledge tower feet

Additional Soil Work:

• At least 2 soil pits (soil to fill two coolers)

To Purchase:

• Terminal male adapter for PVC down pipe
• Terminal lockring
• Pipe for snow sensor stands
• Pipe for D tripod
• solar panel & mounting system
  • flat stock
  • ubolts
• bolts for Net Radiometer NuRail fitting
• vertical pipe for Net Radiometer
• Gauntlet Gloves

Odd Tools:

• Laptop
  • serial cable
  • laptop weather resistant housing
• tool bags
• pipe wrench
• drill for precip bucket screws
• an additional wheelbarrow?
• 2 coolers
• GPS system

Finalize Program Wiring (thermistor vs. thermocouple for the thermal conductivity probes)

Itinerary: 8/19 Bill, Vlad, Bob Busey & Bob Bolton fly out

• Pick up gear and get ready to haul it out:
  • tower
  • batteries
  • battery box
  • solar panel
• sledge tower feet
• haul stuff out by wheel barrow
• instrumentation
• shovel
• coolers (2-3)
• • 2
• Program

Tasks:

• Put up tripod
  • grab 4 pieces of trail mat from the NGEE conex
  • set up tripod with

Additional Maintenance:

• Self-tapping screws for precip lids
• proper pipe for snow stands from 2012 install
• replace transducers in SR50As -- 7 pcs
• duct seal remaining holes in the enclosures

To purchase:

• Solar Panel
• Charge controller?
• Additional CSI stuff
  • SR50A transducers
  • cross arm brackets
• 1 inch aluminum cross arm (for Bill stock and D site)
• duct seal
• Fresh Desiccant for all sites

To Prep:

• wire up data logger box

Bring Survey GPS north

• emailed for a quote on R8 internal radio tuned to 418 MHz.