002/19-09-2007-ECCC-OCIJ ЮŲŠ / No: D427 Pech Sokha had previously studied irrigation and hydroelectricity in Phnom Penh at Russei Keo School in Phnom Penh.1472 [REDACTED] became the Zone Public Work Office Chairman1473 further to Sao’s disappearance.1474 [REDACTED] said he reported to Ke Pork, or to his forces when they would come to check the worksite.1475 Some witnesses observed that these visits would happen regularly.1476 Oeun, a senior cadre significantly involved in the construction,1477 was eventually appointed Secretary of Sector 42,1478 where the worksite was located. 355. The construction of the 1st January Dam and its supervision involved all levels of the Party hierarchy. Each level was assigned specific responsibilities and occupied a place in the formal chain of command from the unit chiefs to the subdistrict, district, and sector cadres up to the zone.1479 Between one to two times a year a Zone Meeting was held, presided by Ke Pork and attended by subdistrict, district and sector committee members where work results were reported.1480 356. The composition of the Central (Old North) Zone sectors, districts and other committees changed overtime as some of their members were arrested and disappeared during the construction of 1st January Dam.1481 The Secretaries of Sectors 41, 42 and 43 and some of their replacing cadres disappeared.1482 Some were sent to S-21.1483 The committees of the three sectors – 41, 42 and 43 – were in charge of gathering work forces from all districts to participate in the construction of the 1st January Dam.1484 Sectors communicated to districts through meetings and reports.1485 It was the same for districts and subdistricts, to whom they distributed work and gave orders as to the implementation of the plans.1486 Workers were divided into units under the authority of a chief1487 appointed by Subdistrict cadre and village chiefs.1488 Meetings were the occasion to control whether quotas where met, whether orders were respected and people had to confess wrongdoings.1489 “Lower echelon” had to report to the “upper echelon” about issues such as shortages of food or medicine,1490 or construction and security matters.1491 One former village Chairman explained that when work was not progressing according to plan members of the “lower level” were accused of treason, sometimes by their team leaders, and killed.1492 Other witnesses report that unit chiefs and team leaders were involved in the decision making process leading to some of the workers being taken away1493 or otherwise punished.1494 Certain members of the local militia were seen carrying clubs, hoes, guns or knives1495 and were known to perform killings.1496 Some witnesses indicate that security people and some local cadres1497 were from the Southwest Zone.1498 Extraordinary Chambers in the Courts of Cambodia, National Road 4, Choam Chao, Dangkao Phnom Penh Mailing address: P.O. Box 71, Phnom Penh; Tel: +855(0)23 218914 Fax: +855(0) 23 218941. 92