Re: For those that drive up I-91 from the south
Posted: Mar 22nd, '17, 08:41
For those about to rock...
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skixc2 wrote:Don't worry, the Connecticut River Bridges on I-89 are set to be replaced in the coming years too by NHDOT.
(Gonna give me a hell of a time getting to work ) Though for K, this likley only affects NH, RI and eastern MA people.
When I was in college I worked on rebuilding those bridges in '86. Jack hammered from 6:00 in the morning until 6 at night Mon-Thurs and 6:00 to 4:30 Fri and Sat. On my last day I threw a jack hammer off the bridge. We removed the bad concrete and patched the holes back on the deck and abutments (hard work). We also moved the railings on the side inward 4". There were 4 holes at the corner of each post. We reused the front two holes and drilled two new holes in the front. I remembered thinking this is a huge waste of money. There was a government study that said moving the rails in would keep cars from going over the sides. You wouldn't believe how much a bridge deck moves when a tractor trailer goes by.Big Bob wrote:skixc2 wrote:Don't worry, the Connecticut River Bridges on I-89 are set to be replaced in the coming years too by NHDOT.
(Gonna give me a hell of a time getting to work ) Though for K, this likley only affects NH, RI and eastern MA people.
A few years back Exit 20 bridges were redone, I think that took 3 construction seasons.
Over the last few years NH DOT has replaced the bridge decks south of Exit 18 and before the climb out of the valley to Whaleback. They usually get them done in one season.freeski wrote:When I was in college I worked on rebuilding those bridges in '86. Jack hammered from 6:00 in the morning until 6 at night Mon-Thurs and 6:00 to 4:30 Fri and Sat. On my last day I threw a jack hammer off the bridge. We removed the bad concrete and patched the holes back on the deck and abutments (hard work). We also moved the railings on the side inward 4". There were 4 holes at the corner of each post. We reused the front two holes and drilled two new holes in the front. I remembered thinking this is a huge waste of money. There was a government study that said moving the rails in would keep cars from going over the sides. You wouldn't believe how much a bridge deck moves when a tractor trailer goes by.Big Bob wrote:skixc2 wrote:Don't worry, the Connecticut River Bridges on I-89 are set to be replaced in the coming years too by NHDOT.
(Gonna give me a hell of a time getting to work ) Though for K, this likley only affects NH, RI and eastern MA people.
A few years back Exit 20 bridges were redone, I think that took 3 construction seasons.