CONSTRUCTION OF GEORGI DIMITROV DAM

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP82-00457R007300770007-4
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 2
• Document Creation Date: December 14, 2016
• Document Release Date: March 2, 2000
• Sequence Number: 7
• Publication Date: April 28, 1951
• Content Type: REPORT

CLASSIFICATION
Approved For FjtW/AWFCA~6 , P82-00 ,,0
INFO
COUNTRY Bulgaria
REPORT co No,
TIRPNII
A
47
SUBJECT Construction of Georgi Dimitrov I>am
25X1 A THIS DOCUMENT HAS AN ENCLOSURE ATTACHED -
PLACE NOT DETACH
ACQUIRED
DATE OF
?5X1 X RETURN TO CIA LIBRARy
INFO.
DATE DIS t`R, 20 APR 51
NO. OF PAGES 2:
NO. OF ENCLSa
(LISTED BELOW)
SUPPLEMENT TO
REPORT NO.
The Georgi D1m.trov Dam is located approximately five kilometers west of the
city of Kazanlul and near the village of Koprinka on the Toundja River.
Construction on this data was started. in the spring of 1947 but in the sprang
of 194 the work was accelerated and has continued at a faster rate up to
the present timed
2. The den itself is 800 meters long, 34 meters high, 100 meters thick at the
base, and 8 meters thick at the tope The Ktlzanluk-Yarlovo highway will
pass over the top. The inside wail of the dam will be slightly off a
perpendicular line from the base to the top.. The outside face of the dim
wall will be stepped until it reaches the 100-meter thickness at the base
bottom
3. Theprel.3minary digging was finished and the building of the wall itself
eras started in the. spring of 1954. The wall is being built of granite
blocks and asphalt on the inside; the outside is being constructed of large
stone blocks tact with dry cement. At the present time the southern half of
the data is above ground levels
4o The lake that will be formed b' the dean will fill ten square :~il.ometers on
each side of the Touredja River and extend as far as the villages of VId:(n
and Dolxta Sakhrane. Portions of these two villages will have to be rerioved
and re-established elsewhere,
5. The canal which loads from the dam into the Stars Zagora plain is 22 ki7!o-
me~ters long from the dam wall to the entrance of a tunnel below the rai -
road station of Yagoda (Gorno Fancharevo}, The dig ins of the canal has
been finished and in certain portions the`lining has already been areatal_led.,
The outlet ditehec from the canal. ;,till. be built by the local villager
after the tunnel has been completed. The canal is being lined with varicau$
materials depending upon the terrain through which it passes. In terrain of
the first and second categories with sand and huimts, cement. blocks are used.
Terrain of the third and fourth categories is composed of c ty or a mixture
of clay and soil, requiring the use of granite blocks. The fifth and. sixth
categories are those portions of the terrain which are riostly stone and
gre.nite; in such terrain a flat cement embankment is used. Th d.iar~ens _on~t
and capacity of the canal are as follows
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 Approved For Release 2001/03/05: CIA-RDP82-00457R007300770007-4
"ECrET/C4N7,-,;,a1tJ.S. OFFICIALS ONLY
Cfl ITF-1L i TflLLIG' LANCE AG 'CY 25X 1 A
a, Depth: 3.10 meters by water ladder.
b, Width on the bottom: L40 meters
c? Width on the s'jrface : 6 meters
d. Capacity: 20 cubic meters per second.
6. The tunnel from the Yagoda (Corno Panchnrevo) railroad stop runs we;:;terly to
a point just below Pancherevo, which is n3r?th of Stara Zagora, for a distance
of 12 kilometers. At two points in its course the tunnel passes in the open
through valleys. It is planned eventually to enclose these open sections,.
Up to the time informant left, the project blasting had progressed for eight
kilometers and a cement lining had been i sta Ued. along five kilometers. _ ock
debris is removed from the working areas of thha tunnel by a bucket cconveyooA
system,
7. The administration offices for the dam are located in u. large three story
building near the base of the dam wall. The Director-Cenerei, Pavel 'vanovich.
Dimov, Is a Russian trained graduate engiaeer; the Administrative Director
is a certain Bechev f an active Comunist; - the Chief of Plans and `?`echaical
Division is an engineer named Velik Ivanov
b Administration of the canal and tunnel is handled by two separate headquarters
subordinate to the ruin dom administrative offices: the Director for the
canal administration, tiincho Yovchev Chernev, an engineer and Con, mist party
member, is located in Rozovo; the General director for the tunnel operations,
named !ordanov, is located in the village of Gorno Pancherevo.
T-s do? number of employees engaged : the entire project is appro:ximto'