The Washington times., 1906-01-06
COMMISSIONERS NoTIcE.

OFFICE OF THE COMMISSIONER
OF THE. DISTRICT OF COIITMRIA
January 5. 1905. Ordered Thai TIA,
Rules ana Regulations of the Distric1
OF columbia for installation of wires
ana apparatus FOR electric light. heat
ana power are hereby amended bS
making the following changes therein
VIZ: By adding TO ruie No. 93. section
u, the words. All sockets and Tecep-
tdcleS VIII De considered as using moth
lhg smaller than sixteeu-candlepowe
lamps Ihis Will prohibit the installa-
Ion OF more than twelve sockets. recep-
taTtes or outlets on any one branch cir
CUT special permission may be giVeu
III writing by the Electrical Engineer for
departure from this rule in The ease of
oItslde lights. fire-proOf signs, and for
tSnIpOidIS decorative lighting when IN
S9a4iSu under The requirements OF rule
No. %. BY adding 90 rule No. 30. sec
Noh a, the words: Fibre. rubber or
Othef substances used TO inSulate fixture
CdnopieS from walls ana ceilings must
De securely and permanently TiVeted or
fastened TO the CanOpies" BY adding 10
rule No ], the words. and viii be re-
qGlrcd without further notice for al
apartment houses, hotels theatars and
othef places OF public assembly, or
where the proposed installation exceeds
one hundred SlNTeeu-CandleDBWpT lamps
or their equivalent. These plans and
specifications must bC filed and approve1
by the Electrical Engineer before work
is commenced. q" BY adding 10 TnIa No
the words. And VIII be required
without further notice for all apartment
houses. hotels. theaterS and other places
or public assembly or where the rro-
posed installation exceeds one hundred
slNteen-cdndlepower lamps or their
tions must be fIed and anpTa\-e9 bI-
me EIectIlcsL Engineer before work is
"a SS'iiIliei ecu by adding to rule No
=, 20 De hhoWn as section k" the
words, IN all metal conduit szSt,aT5s
ana where flexible metallic abIe is 7lsa,i
IN place OF a drawing-in system. am cut-
80 sWLtches tother than pendant
[o'i13 oMi11CileS3 and fuse blocks must be
cii'ioSed IN substantially made iron or
steel boxes, provided with covers. For
p'NtS smaller than eight inches bv ton
lh-IleS. metal at least One-siNtepnfh oF
ilit. 81 il-eh iIt thickness must be used For
'-NSA tiShl inches by ten inches or
idTsTr' metal at least one-eiehth inch iu
thickness must be used " OGDEN boxes
ItHIu with iron. VIII nor be approved
49, metal conduit systems. By re-
- 4i'Siiils IN rule No 20 section "a o. the
words With metal conduit systems fba
IhlhB or either the box or the gutter
mus, De or one-SiNJ-enIh inch eaIv8-
80, painted OF eTa ameled iron, or pre-
5iSl|piy ohe-quarter inch slate or mar
i!ir. ana substituting the following il, /
hcu thereof with metal onnduir e1-s
S teins and when flexible metallic cable is |
yts'-+i Js,olnSls Tor enclosing tablet or !
ldneI boards must be constructed of 1
EaIVanlzed, painted, or enamelcd iron /
tor OF steeD at least one-eighth inch In I
thickness. The backs may be CON
stIucttu or metal not less than one
SIAttehLh men in thickness. provided re-
lhiofced strips of iron or steel m fersr
oHe-tlSnth inch in thickness are usad fr \
support the panel board The sides and /
oacA or the cabinet must be securely /
Idsleneu together SO as 10 make the hos,
eICcttlcalIy continuous. Lined -v0odaD /
cabinets viii not be approved with metal /
,ty'I'u.ll tI , systems The frames foIming
the gutter or connection Commandment
iIust oe OF AT least one-half inch slate
- g. ma t, plt, Tue door lining may be or
7 aFteF lnch slate or marble 90 nv
duutHs 20 rule No 80, 10 be- known as Z
7ecgoti J. the words. Where metal
.onuuit systems are used I'm flats. apart-
- -J-Ses' ' ONCE buildings or other
'Itit'e Where meters are grouped t0eefb- I
r. tdCh meter loop must be run i'm metal /
oiiuuiIs. terminating in an outlet boy
~ oIhef approved metal box placed adj
az "a aTelII 10 each meter BY adding 10
uIe No - 10 be known as section ..rn 3,
he words: Where an axrs1sio,, yf
lietal conduit system is male i'm mould-
ny OF open work. the conduit must rsr- (
innate m an approved form of outlet or
qhGuon ooX and the CUt-Out. branch
~ -, isle or other device used at
ne oIanchinE point must be enclosed in
ne Quiet or junction box" Bv re-
"lhGlng M rule No. 3f-section 9 the
'oTds. Double-pOle switches must be
SEQ 10 control are lamns on constant :
''tenllal SNStemS.' and Substituting i'm I
leu thereof the following. 'SiDa1---oI,. /
v 'lches VIII be aUuroved for controlling -
Ir LtfnnS on constant potential sysrtrne !
\ f're so used. whether pendant. push
HtJeh- OF snap switch. they shall Ta oF
aust be indicating Single-poIe knife :
i..nt switches VIII not lee aDurove o 90 /
r. NJ y - +. MAtFERIAND. HENRY
- . W F'9I JOHN BIDDLE. Commission
eric a.HT