HomeMy WebLinkAbout2126 Drainage Plans Required for Applications and Building PermitsORDINANCE NO. 2126
AN ORDINANCE PERTAINING TO DRAINAGE PLANS REQUIRED
IN CONNECTION WITH APPLICATIONS FOR BUILDING PER-
MITS; AMENDING SECTION 3 OF ORDINANCE 1957 AND SEC-
TION 16.12~030 OF THE PORT TO~NSEND MUNICIPAL CODE;
AND ESTABLISHING AN EFFECTIVE DATE.
THE CITY COUNCIL OF THE CITY OF PORT TOWNSEND, IN REGULAR
SESSION ASSEMBLED, DOES ORDAIN AS FOLLOWS:
,Sect_ion_l_, Section 3 of Ordinance 1957 and Sec%ion 16.12.030
of the Port Townsend Municipal Code are each here and hereby
amended as follOws:
"16.12.030 Drainage .P_!an--Submissipn. (1) Ail developers
applying for any of the following permits and/or approvals shal 1
submit for approval a drainage plan with their application and/or
request:
(a)
(b)
Chapter 90.58
(c)
(d)
(e)
approval;
(f)
(g)
(h)
Grading permit;
Substantial development permit required under RCW
(Shoreline Management Act); Subdivision approval;
Short subdivision approval;
Commercial, industrial, or multifamily site plan
Re zone s;
Conditional use permits;
Building permits~ where the permit (~e~eees-ee)
either (ih) authorizes or is for new construction of two thousant
or more square feet of impervious developmental coverage within
the property, .o.r. (2) authorizes or is for new construction whi~chL
together with pre-existing developmental coverage.~ would result
in two thousand or more square feet of impervious developmental
coverage within the property, EXCEPT WHEN the new construction of
impervious developmental coverage is less than. two thousand square
feet and such coverage _i_s_ .also 15% o~ les_s of the pre-exis..t.~.nq im-
Pe_rvious developmental_, c_.ove~_aqq; (?) or (whewe) ..(_3~) is for develop-
ment (~s) in a critical area;
(i) Planned unit development.
(2) ~Commencement of construction work done under any of
the above permits or applications shall not begin until such time
as final approval of the drainage plan is obtained in accordance
with Section 16.12.070.
(3) The same plan submitted during one permit/approval
process may be subsequently submitted with further required ap-
plications. The plan shall be supplemented with such additional
information that is requested by the public works department or
required by the provisions of' the procedures manual.
(4) The plan requirement established in this section will
apply except when the developer demonstrates to the satisfaction
of the public works department that the proposed activity or de-
velopment:
(a) Will neither seriously adversely impact the water
quality conditions of any affected receiving bodies o£ water; and
(b) Will not alter the surface discharge location,
alter the drainage pattern on adjoining properties, alter drainage
patterns, increase the discharge nor cause any other adverse ef-
fects in the drainage area; and
(c) Will not alter the subsurface drainage patterns,
flow rates, and discharge points, nor result in any significant
adverse effects to property or residents."
Section 2. This Ordinance shall take effect upon its passage,
approval, and publication in the form and manner provided by law.
Read for the first, second and third times, passed by the City
Council and approved by the Mayor of the City on September 6, 1988.
Atte s t:
Davi~ Grove, City Clerk
Kei~th C.~ Har~r, ~City Attorney
Mayor Brent Shirley~