28.4 Sub-hubco shall not install, keep or use in or on the Facilities any materials, equipment or apparatus the installation, keeping or use of which is likely to cause (or in fact causes):
28.4.1 material damage to the Facilities;
28.4.2 dust, noise or vibration constituting a nuisance to the owners and/or occupiers of any property adjoining or near to the Facilities; or
28.4.3 the generation, accumulation or migration of any hazardous substance in an unlawful manner whether within or outside the Facilities,
and shall use all reasonable endeavours to ensure (by directions to staff and otherwise) that all materials, equipment or apparatus in or on the Facilities is operated so as to minimise noise and vibration likely to cause annoyance or disturbance and the unlawful generation or migration of any hazardous substance.
28.5 Sub-hubco shall not bring in or on to (or keep or maintain in or on) the Facilities any hazardous materials or equipment without the prior written consent of the Authority and unless Sub-hubco has complied with all relevant Law.
28.6 Without prejudice to the generality of its obligations, Sub-hubco shall:
28.6.1 procure that all hazardous materials and equipment used, by it or by a Sub-Contractor or used on behalf of any of them, or stored, by it or by a Sub-Contractor or stored on behalf of any of them, on the Site are kept in accordance with all relevant Law and Good Industry Practice, properly and securely labelled and stored, under appropriate supervision and used only by appropriately trained and competent staff; and
28.6.2 use all practicable and reasonable means to:
(a) prevent or counteract, to the satisfaction of the Authority's Representative, the unlawful emission of any such hazardous substance;
(b) avoid the unlawful discharge into any conducting media serving the Facilities of any hazardous substance;
(c) prevent the unlawful generation, accumulation or migration of any hazardous substance at or from the Facilities; and
(d) prevent any environmental claims arising or any circumstances arising likely to result in any environmental claims,
in so far as any such hazardous substance is, or should be, under the control of Sub-hubco pursuant to this Agreement.
28.7 The Authority shall:
28.7.1 procure that all hazardous materials and equipment used, by it or by any Authority Party or used on behalf of any of them, or stored, by it or by any Authority Party or stored on behalf of any of them, on the Site are kept in accordance with all relevant Law and Good Industry Practice, properly and securely labelled and stored, under appropriate supervision and used only by appropriately trained and competent staff; and
28.7.2 use all practicable and reasonable means to:
(a) prevent or counteract the unlawful emission of any such hazardous substance;
(b) avoid the unlawful discharge into any conducting media serving the Facilities of any hazardous substance;
(c) prevent the unlawful generation, accumulation or migration of any hazardous substance at or from the Facilities; and
(d) prevent any environmental claims arising or any circumstances arising likely to result in any environmental claims,
in so far as any such hazardous substance is, or should be, under the control of the Authority.
28.8 [The Authority ] [Sub-hubco] shall:
28.8.1 [maintain] [maintain or procure that a Service Provider maintains] a COSHH register for the Facilities, which shall be up-to-date at all times;
28.8.2 ensure that a copy of the COSHH register is kept at the Facilities; and
28.8.3 ensure that a further copy of the COSHH register is given to [the Authority] [Sub-hubco] as often as it is changed.