"Reducing energy intensity of Secondary School Vimperk - Passau Object" - additional works
Střední škola a Základní škola, Vimperk, Nerudova 267 | Published November 26, 2015
During the implementation there were additional works which were brought to the actual implementation of the work due to objectively unforeseeable circumstances and their implementation is necessary for the proper completion of the work. Extra work in the amount of CZK 1 031 479.61 excluding VAT are due to the following: - Pumps Logatherm WPL 31 pumps replaced Siebel Eltron WPL 46 E SET, the new pumps meet all the technical parameters laid down in the PD, same price as the original pump. - PD did not contemplate HVAC components that are necessary for the proper functioning of air conditioning, measurement and control, and central heating. - The need for large-scale settlement of masonry surfaces (than counting) caused by water erosion, thick walled zdiven. 150 mm to ensure proper static object. - The PD was proposed establishment of CoP lath. This variant was, for technical reasons mistaken for polystyrene EPS using a PVC sheet with a drip and making the plaster on the bottom wall of the insulator. - A newly discovered fact that zamísto insert insulation into a wooden grid is technically required to use sticking to the walls of the shield in the loft. - Technically and economically preferable option was not to change the 2 pcs windows, but replace the wing panels of polyurethane boards with the same thermal technical of the responsibility. - Due to the proper functioning of the drainage system (condensate from air conditioning units) and an engine room were replaced with 2 expansion of the pressure vessel at 80 la 140 liters (originally planned PD) once the expansion tank of 300 liters. - PD designed control system MXPLX 88 I / O. Komplaktní I / O module has been replaced by a control system APT 30 (in the same range and price), which is technically suitable for the proper functioning of the work and the fulfillment of all parameters. The smooth completion of the performance, it was necessary to perform the above work. Based on the above additional work items were deducted works that have been performed (canceled work) of minus 211.19 CZK 1,423 without VAT.