18 February 2009
Double fisted
17 February 2009
Back on the bike!
15 February 2009
Family hike and run
The picture above is looking upstream at the 40th Street Bridge. Below is looking south across at Lawrenceville.
Labels:
allegheny river,
baby,
dog,
family,
lawrenceville,
river,
run,
trail
14 February 2009
Inside at the races

I have been testing out the newly sewn-up guts to make sure that biking feels fine before I get back on the road for commuting. It does. Silas rode along with me yesterday. He seemed to like it. I'm hoping I can hook him on biking, canoeing, and running before he realizes that most people don't like to work so hard.
Melon study
11 February 2009
Lighting questions on building science blog
Sorry for these cross-postings.
On my HGTVPro blog, I am asking for help from the community in compiling a comprehensive list of things people want in the lighting design of a house. If that strikes any of your fancies, please check it out and comment over on my Building Science blog post on lighting on HGTVPro.
Thanks.
On my HGTVPro blog, I am asking for help from the community in compiling a comprehensive list of things people want in the lighting design of a house. If that strikes any of your fancies, please check it out and comment over on my Building Science blog post on lighting on HGTVPro.
Thanks.
10 February 2009
Spelunking by canoe
It was a really neat experience. The acoustics were awesome. This was on the north side of the river, so the sun shone in for a little distance and reflected in further. There was a slight trickling sound of water far in. I got in far enough to see it, as shown below. Where the cross section changed from round to rectangular, it got too shallow to continue. The hips of my canoe were pretty close to touching both sides at that point, so it was pretty definitive. It was too narrow to turn the boats, so we had to backpedal to get out.
The photos are in chronological order, so go from the river inward.
Labels:
canoe,
friend,
kayak,
monongahela,
pittsburgh,
river,
water
Post on my official building science blog
I'm still trying to figure out how trackbacks work. On my HGTV blog, I put up a new post about strategies for conserving energy on miscellaneous electric loads. It's pretty dry, as it is more or less a cut and paste job from my work for our 2008 annual report to the Department of Energy. I've neglected that blog, so I felt it was fair to cheat. :)
Actual URL of the post: http://blogs.hgtvpro.com/hgtvpro/building_science/archive/2009/02/some_thoughts_of_energy_conser.html
Trackback URL: http://blogs.scrippsnetworks.com/cgi-bin/mt/mt-tb.cgi/1848
Actual URL of the post: http://blogs.hgtvpro.com/hgtvpro/building_science/archive/2009/02/some_thoughts_of_energy_conser.html
Trackback URL: http://blogs.scrippsnetworks.com/cgi-bin/mt/mt-tb.cgi/1848
Labels:
buildingscience,
efficiency,
energy,
engineering,
work
09 February 2009
Canoeing the Monongahela River pt. 3: More Walls
The photo above is one of the supports of the Hot Metal Bridge. The last photo of the strata that can be found along the river was particularly fun. The building is part of the Pittsburgh Technology Center.
Labels:
canoe,
friend,
kayak,
monongahela,
pittsburgh,
river,
water
08 February 2009
First canoe excursion of the year

Kevin and I took advantage of the nice weather today to get out on the Monongahela River for a nice paddle. 3.42 miles. ~2 hours. 254 photos on Eric's camera. Unknown number on Kevin's.
Some pictures will follow. But not tonight, as it's bedtime for me.
Labels:
2009,
canoe,
friend,
kayak,
monongahela,
pittsburgh,
river,
winter
04 February 2009
New construction lighting issues and a blower door
In the picture above, I'm not sure the architect intended the sconce to be where it is. Even if he did mess up and not realize how spacially challenged that location is, the electrician and site super both should have caught it and had it fixed prior to final fit and finish.
Below, there are several things I can nit pick about the kitchen lighting, most of which aren't visible in this picture. However, I want to point out how important it is to choose light fixtures and/or bulbs that have the same color characteristics, especially in an indirect lighting use. The recessed can and pendant lights are fine for color, but the two undercabinet areas are lit completely differently. The one on the left has a warm light (lower color temperature) and the one on the right is bluer and has a higher color temperature (cool white light). Yes, it's confusing that warm white light has a lower color temperature than the cool white light, which has a higher color temperature. But then again, this is from an industry that calls bulbs lamps and lamps luminaires... In any case, the fixture on the right should be longer to fill more of the space over the switches.
The picture below is of a blower door. It is essentially a nylon sheet to block the door and a calibrated fan. You depressurize (or pressurize) the house to a certain level below (above) the outdoor pressure. From knowing the pressure difference and the flow rate through the fan, you can estimate how airtight or leaky the house is. It's a fun, but sort of painstaking, process. Half the time I've done it, I've finished up and am putting things away when I realize I forgot to close all the windows all the way or block the dryer vent (known hole). Then we have to redo it. I don't usually do this type of testing, so I'm not as good at is as the guys who do it all the time.
We recommend this type of testing on every new house to be able to know the envelope was built tightly. I recommend it also to existing houses because it can help the homeowner make decisions on what projects to tackle first to get the biggest benefits from retrofits.
Coffee cup musings
Some day, this cup will dump hot coffee all over me and my keyboard. I love the uncertainty and adventure I experience every time I pick up the mug. The little things get me through my days.
03 February 2009
Part of the cycle
This young creature only got to grow as large as Guthrie, our dog. Must have been hit on the road above and then dropped down to the trail.
Maybe the saddest part is that there may possibly be a cycle for this soul, but there is no cycle for the body. Some city worker will pick this adolescent deer up, throw it in a plastic bag and then in a truck. It'll eventually make it's way to some stratum in a landfill to be compressed into a jelly, never to decompose properly and become food for carrion beasts, worms, and microbes. Not to be born into new life for eons, perhaps.
Well, maybe we'll start mining the landfills sooner than later, speeding up the process.
I suppose the cycle is still there. We just screw it up for a while, as is typical.
02 February 2009
First run of the year
I made it out for my first run of the year yesterday. I had to take a month off because of the surgery and recovery, but I'm feeling good. I went out for a casual 2 miles on a nice, sunny Sunday afternoon. Bethany, Silas, and Guthrie strolled along the Eliza Furnace Trail while I ran and then we continued to stroll together for a bit. Guthrie was so happy to get out. Between me being cooped up, and Silas taking up so much of Bethany's time and energy, the poor dog spends much of his time on the couch either sleeping on licking one of his paws raw.
Below is a funded mural on the large retaining wall that supports the Parkway East and an entrance ramp up to the highway from Bates St. It cracks me up that the little description calls it public art, but they covered up all the other 'public art' in the area with gray paint. Evidently, the only art that can be public has to be officially consigned.
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