Archived posting to the Leica Users Group, 2016/02/18

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Subject: [Leica] IMG: Repair of WWII Concrete
From: jhnichols at lighttube.net (Jim Nichols)
Date: Thu, 18 Feb 2016 18:51:43 -0600
References: <56C62767.7090302@lighttube.net> <1A127B15-D40A-4865-A41C-80CE722500AA@gmail.com>

Thanks, Lluis.  The truck was so bright and fresh that I couldn't pass 
it up.  Like you, I shot his back.  Wish I could have got his face, as well.

Jim Nichols
Tullahoma, TN USA

On 2/18/2016 6:48 PM, lluisripollphotography wrote:
> Well documented Jim! My favorite is this one
>
> <http://www.gallery.leica-users.org/v/OldNick/Wash+Job+3161.tif.html>
>
> Lluis
>
>
>
>
>
>> El 18 febr 2016, a les 21:19, Jim Nichols <jhnichols at lighttube.net> va 
>> escriure:
>>
>> I took a walk in the sunshine today at the local airport.  Felt good!
>>
>> This airport was built during WWII as an US Army Air Force training base 
>> for B-24s, hence the concrete was very thick to withstand the wheel 
>> loads.  While much of it has held up well, places that received a lot of 
>> traffic have developed cracks.  A contractor has been hired to cut out 
>> these broken areas and replace them with new concrete.  ( It is 
>> interesting to me that, while concrete made today in our area uses 
>> crushed limestone as the aggregate, I have seen areas of the original 
>> pours that used creek gravel, including a few mussel shells, as the 
>> aggregate.)
>>
>> This image gives an idea of the thickness of the original concrete.
>> http://www.gallery.leica-users.org/v/OldNick/Thick+Concrete+3162.tif.html
>>
>> To tie the new to the old, the old concrete is drilled and rebar is 
>> installed.
>> http://www.gallery.leica-users.org/v/OldNick/Drilling+for+Rebar+3163.tif.html
>>
>> About half of this section has been replaced, as the crews work with 
>> manageable pour sections.
>> http://www.gallery.leica-users.org/v/OldNick/Working+Concrete+3157.tif.html
>>
>> The rotating mixer drum must be washed out after each pour.
>> http://www.gallery.leica-users.org/v/OldNick/Wash+Job+3161.tif.html
>>
>> And then, the truck heads back to the plant for another load. Multiple 
>> trucks were in use, to keep the job moving at a workable pace.
>> http://www.gallery.leica-users.org/v/OldNick/Going+to+Reload+3165.tif.html
>>
>> Fuji X-E1 with Fujinon 35/2.0
>>
>> Comments and critiques welcomed.
>>
>> -- 
>> Jim Nichols
>> Tullahoma, TN USA
>>
>>
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>
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In reply to: Message from jhnichols at lighttube.net (Jim Nichols) ([Leica] IMG: Repair of WWII Concrete)
Message from lluisripollphotography at gmail.com (lluisripollphotography) ([Leica] IMG: Repair of WWII Concrete)