No.

Conditions with initial filings due after commencing operations

CPCN

OC2

OC49

Temp

Pump1

Pump2

Tanks

Deact

National Energy Board

490

152

Pipeline segment reactivation (Hinton to Hargreaves; Darfield to Black Pines) –

new certificate and certificate validation

Trans Mountain must file with the NEB,

before expiry of the previous certificate

identified in Condition 19

, a new certificate with a supporting report issued by an

independent certification body

91

for the two pipeline segments identified in Condition 19.

The certificate and report must demonstrate that the two pipeline segments:

a) are fit for service for the specified operating conditions;

92

b) meet all applicable requirements of CSA Z662; and

c) will meet the hydrostatic test requirements outlined in CSA Z662, at any time

during the certified period.

The certificate must be valid for at least 5 years and be validated on an annual basis

during the certified period.

The supporting report must include the qualifications of the independent

certification body, the justification used to grant the certificate, and the expiry date

of the certificate.

X

153

Full-scale emergency response exercises during operations

a)

Within 5 years after commencing operations

, Trans Mountain must complete full-

scale exercises to test each of the following five scenarios:

i)

a full-bore rupture under ice and snow conditions in the Coquihalla Mountain

Range;

ii) a full-bore rupture into the Athabasca River during high spring flow conditions;

iii) a full-bore rupture into Fraser River at the Port Mann Bridge, under peak flow

conditions;

iv) a full-bore rupture into the North Thompson River during high spring flow

conditions; and

v) a tank fire at the Burnaby Terminal.

b) Trans Mountain must notify the NEB and all potential exercise participants and

observers, including Appropriate Government Authorities, first responders and

potentially affected Aboriginal groups

at least 45 days prior to the date of each

exercise in a),

of:

i)

the exercise’s date and location(s);

ii) the exercise’s objectives;

iii) the participants in the exercise; and

iv) the scenario for the exercise.

c) Trans Mountain must file with the NEB, and provide to Appropriate Government

Authorities, first responders and potentially affected Aboriginal groups,

within 3

months after completing each exercise in a),

a report on the exercise that includes:

i)

the results of the completed exercise;

ii) areas for improvement;

iii) steps to be taken to correct deficiencies; and

iv) confirmation that an independent third party has evaluated and assessed

the emergency response exercises and that Trans Mountain will consider the

comments generated for future exercises.

X

X

1

2

91 For Conditions 19, 122 and 152, an” independent certification body” is an internationally recognized company or organization, such as Lloyd’s Register or

Det Norske Veritas, which is able to certify compliance to statutory requirements. The independent certification body must have expertise in pipeline

integrity. The NEB reserves the right to accept or reject the certificate. In addition, the NEB’s decision is not contingent on the results of the certificate.

92 For Conditions 19, 122 and 152, “operating conditions” must include the Project-specific operating conditions, possible transient flow conditions, slack

flow conditions, and effects on operating pressure due to temperature changes.