DIN 18323-2016 German construction contract procedures (VOB) - Part C General technical specifications in constructions contracts (ATV) - Clearing of unexploded ordnance《德国建筑包工合同条例.pdf

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7、 r i g i n a l s h a l l b e c o n s i d e r e d a u t h o r i t a t i v e .11.16 DIN 18323:2016-09 2 A comma is used as the decimal marker. Foreword This document has been prepared by the Deutscher Vergabe- und Vertragsausschuss fr Bauleistungen (DVA) (German Committee for Construction Contract Pro

8、cedures). Amendments This document differs from DIN 18323:2015-08 as follows: a) the document has been editorially revised; b) the references to VOB/A have been updated; c) the normative references have been updated as of 2016-04. Previous editions DIN 18323: 2012-09, 2015-08 Normative references Th

9、e following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. DIN 1960,

10、 German construction contract procedures (VOB) Part A: General provisions relating to the award of construction contracts DIN 1961, German construction contract procedures (VOB) Part B: General conditions of contract relating to the execution of construction work DIN 18299, German construction contr

11、act procedures (VOB) Part C: General technical specifications in construction contracts (ATV) General rules applying to all types of construction work DIN 18300, German construction contract procedures (VOB) Part C: General technical specifications in construction contracts (ATV) Earthworks DIN 1830

12、1, German construction contract procedures (VOB) Part C: General technical specifications in construction contracts (ATV) Drilling works DIN 18311, German construction contract procedures (VOB) Part C: General technical specifications in construction contracts (ATV) Dredging work DIN 4123, Excavatio

13、ns, foundations and underpinnings in the area of existing buildings DIN 4124, Excavations and trenches Slopes, planking and strutting breadths of working spaces DIN 18323:2016-09 3 Contents Page 0 Details required for drafting the specification of works . 3 1 Scope 6 2 Materials and components . 7 3

14、 Execution of work 7 4 Associated tasks and special tasks 12 5 Settlement of accounts 14 0 Details required for drafting the specification of works The following information supplements the general information specified in DIN 18299, clause 0. Without this information, a specification of works as re

15、quired in 7 ff., 7 EU ff. or 7 VS ff. of VOB/A (DIN 1960) cannot be properly drawn up. This information does not form part of the contract. The specification of works shall, in particular, include the following information as and when applicable. 0.1 Site information 0.1.1 Type, location, size, cond

16、ition, bearing capacity, and accessibility to pedestrian or vehicular traffic, of areas to be searched or cleared, i.e. on land or at the bottom of waters. Any available geographical coordinates or plans of site. 0.1.2 Site history in terms of previous military or civil use. Any known contamination

17、with explosives, previous clearing operations and their results (e.g. inventory of explosive ordnance detected, quantities recovered, location of finds and suspected objects; any known sites with buried ordnance; results of survey and clearing operations on training areas). DIN 18323:2016-09 4 0.1.3

18、 Types, location, sizes and condition of surfaces to be broken up (planted areas, carriageways, roads and other public spaces). Structure of surface and layers below. Types and thickness of soil layers and hard surfaces. Types and condition of any existing marginal strips. 0.1.4 Type and extent of v

19、egetation in the areas to be cleared, including that on and under water. 0.1.5 Description of soil and rock as required in the relevant standards (DIN 18300 for earthwork, DIN 18301 for drilling operations or DIN 18311 for dredging). 0.1.6 Form of excavations. 0.1.7 Type and depths of foundations of

20、 neighbouring structures. 0.1.8 Type, location and dimensions of natural or man-made cavities. 0.1.9 Type and extent of measures to be taken to preserve evidence. 0.1.10 Any ongoing operations on the site, traffic loads and local factors to be considered. 0.1.11 Any existing guards for protection ag

21、ainst possible effects of clearing operations (e.g. earth embankment against unexpected detonations). 0.2 Details of execution of work 0.2.1 Any requirements regarding survey method or probing technique to ensure reliable detection of any buried ordnance, and regarding sensor spacing, borehole spaci

22、ng and the deployment of equipment. Depth to which boreholes, soil or sediment are to investigated. 0.2.2 Scope of survey or clearance operations carried out for training purposes. 0.2.3 Any requirements regarding clearing technique and possibly the deployment of equipment. For spot clearance: depth

23、 of suspected objects or maximum depth to which the investigation is to be made. When surveying a space: depth to which the investigation is to be made and maximum thickness of layers removed. 0.2.4 Any requirements regarding the sorting of material removed. 0.2.5 Any stipulations of the responsible

24、 authority to be observed and the documentation to be drawn up. Any requirements for providing proof that an area or zone is clear of munitions. 0.2.6 Any requirements regarding first aid provisions in emergency situations. 0.2.7 Type, positioning and extent of equipment to be provided for protectio

25、n against any adverse effects of explosives 0.2.8 Any necessary equipment and facilities for clearance site and explosives storage area. Information on how and where to store the scrap. Any necessary protective measures and security and control measures. Requirements to be met by containers for tran

26、sportation and their marking. DIN 18323:2016-09 5 0.2.9 Types and scope of work to cordon off the site and safeguard the materials. 0.2.10 Exposure of measuring points, establishing the route of pipes and cables. Provision of as-built maps or drawings or other relevant documentation, identifying and

27、 marking of pipeline routes or cable lines. 0.2.11 Work to protect pipes, cables, etc. 0.2.12 Types, location, sectionalizing, sizes, setting out and marking of training areas and clearance areas, and of lots and sections to be cleared. 0.2.13 Type and scope of work of clearing the site for ordnance

28、 clearance operations (e.g. cutting down vegetation, stump and obstruction removal). 0.2.14 Any requirements regarding ground water, spring water and infiltration water. Type and scope of work to protect drainage, sewerage and infiltration systems. 0.2.15 Requirements regarding any necessary civil e

29、ngineering work (e.g. driving of sheetpiling, fitting of manhole sections, drilling operations). 0.2.16 Any experts opinion to be taken into consideration in doing the work. 0.2.17 Any special permits or approvals to be obtained, tests to be carried out, and relevant information to be provided. 0.2.

30、18 Type, content and scope of any necessary documentation and parameters to describe unexpected situations and the ordnance encountered. 0.2.19 Work for protection of construction site during surveying or probing to locate explosive ordnance. 0.2.20 Any requirements regarding authorization of a pers

31、on responsible during surveying and probing for the presence of explosive ordnance. 0.3 Details not included in the specifications of this standard 0.3.1 If specifications are to be made that are not included in the specifications of this standard, they shall be described separately and clearly in t

32、he specification of works. 0.3.2 Such specifications may be of particular relevance in: subclause 3.1.1, if the schedule of work or the type and deployment of equipment are specified by a person other than the contractor, subclause 3.2.3.1, if the explosives storage area is to be safeguarded in a wa

33、y other than specified, subclause 3.3.5, if training areas and clearance areas are to be sectionalized into lots of size other than specified or are to be marked differently. 0.4 Details of associated tasks and special tasks The following are especially likely to require separate itemization in acco

34、rdance with DIN 18299 subclause 0.4.1: Providing temporary access ways, etc. (see subclause 4.1.3). DIN 18323:2016-09 6 0.5 Accounting of works In the specification of works, accounting of works shall be based on the following units, accounted for separately according to type, materials and dimensio

35、ns: 0.5.1 Volume (m3): removal, haulage and storage of soil on site, storing the excavated material separately, loading, hauling and storage of rubbish, debris, remains of structures, etc. 0.5.2 Area (m2), further subdivided according to depth of clearance, layer thickness and inclination of the gro

36、und (up to 1 : 4 and above 1 : 4): cutting down vegetation and stump removal, breaking up hard surfaces, surveying and probing, clearing. 0.5.3 Length (m): investigation of boreholes, redirecting and safeguarding pipes or cables. 0.5.4 Number of items: felling trees, stump removal, exposure and reco

37、very of munitions and suspected objects, haulage of munitions, accounted for separately according to length of hauling route, filling and marking of containers for transportation. 0.5.5 Mass (kg, t), accounted for separately according to type of material and length of hauling route, for the transpor

38、t of scrap and obstructions on the site. 0.5.6 Hours (h): removal of obstructions, use of personnel, machinery and equipment, surveying and probing during construction work. 1 Scope 1.1 This standard deals with the location (by surveying and probing) and recovery of ownerless unexploded ordnance, an

39、d any preparatory work (such as stump removal, wrecking or demolition) liable to be jeopardized by the presence of munitions. It also covers the removal of soil contaminated by unexploded ordnance and the hauling of the material recovered to the screening and processing areas on the site. 1.2 This s

40、tandard does not cover the handling of munitions containing biological, chemical or nuclear fission materials. DIN 18323:2016-09 7 1.3 DIN 18299, clauses 1 to 5 shall also apply. In cases where the specifications of DIN 18299 contradict the present standard, DIN 18323 shall take precedence. 2 Materi

41、als and components The specifications of DIN 18299, clause 2 shall be supplemented as follows: 2.1 General For the purposes of this standard, ordnance shall be understood to cover materials, munitions and weapons or parts thereof, which contain or may contain explosives, incendiary agents or smoke-p

42、roducing substances and which are prepared for action. 2.2 Auxiliary structures facilitating probing operations, and support components Auxiliary structures facilitating probing operations and support components used in the recovery of suspected objects shall not contain any material or matter likel

43、y to affect the proper functioning of the probe or the measuring results. 3 Execution of work The specifications of DIN 18299, clause 3 shall be supplemented as follows: 3.1 General 3.1.1 The procedure followed in surveying, probing and ordnance clearance work and the type and deployment of the equi

44、pment shall be left to the contractor. 3.1.2 Before work commences, the contractor shall furnish proof to the client that he has taken the necessary first aid provisions and that he has properly notified the responsible authority of the work. He shall additionally inform both the client and the auth

45、ority of the person responsible for the work. In addition, a site layout plan shall be submitted. This shall indicate, in particular, the site boundaries, emergency routes, the location of the explosives storage area and all available safety and protective equipment and facilities. Proof shall also

46、be furnished that the personnel on the site have been familiarized with the plan. 3.1.3 Explosives shall be kept under lock and key or permanently guarded. Before work commences, the contractor shall furnish proof that the munitions can be kept safe and secure in the explosives storage area. 3.1.4 R

47、eservations according to VOB/B (DIN 1961), 4, clause 3 could involve in particular the following: any discrepancies between the conditions on site and those declared in the specification of works, DIN 18323:2016-09 8 any inadequacy of the probing and clearance technique specified, the condition of t

48、he ground if this is of inadequate strength, unsuitable ambient conditions. 3.1.5 If the ordnance is unfit for transportation or munitions containing biological, chemical or nuclear fission materials are encountered, the client and the authority shall be notified without delay. The area shall be cor

49、doned off immediately and kept under guard. The necessary work counts as special tasks (see subclause 4.2.8). 3.1.6 Records shall be kept once per day of the survey or probing, and the clearance work done, and documented in the plot register. 3.2 Preparing, protecting and operating the site and the